The function y=ax²+bx+c: Determine the algebraic representation of the following descriptions

Examples with solutions for The function y=ax²+bx+c: Determine the algebraic representation of the following descriptions

Exercise #1

Create an algebraic expression based on the following parameters:

a=10,b=2,c=0 a=-10,b=2,c=0

Video Solution

Step-by-Step Solution

To solve this problem, we will create an algebraic expression by following these steps:

  • Step 1: Identify the standard form of a quadratic function, y=ax2+bx+c y = ax^2 + bx + c .
  • Step 2: Substitute the given values a=10 a = -10 , b=2 b = 2 , and c=0 c = 0 into the formula.
  • Step 3: Simplify the resulting expression.

Let's apply these steps:

Step 1: The standard quadratic function format is given as y=ax2+bx+c y = ax^2 + bx + c .

Step 2: Substitute the given values:

y=(10)x2+2x+0 y = (-10)x^2 + 2x + 0

Step 3: Simplify the expression by removing the zero term (as c=0 c = 0 and it has no impact on the expression):

y=10x2+2x y = -10x^2 + 2x

This simplified expression y=10x2+2x y = -10x^2 + 2x is the required algebraic representation based on the given parameters.

Therefore, the correct algebraic expression for the parameters a=10 a = -10 , b=2 b = 2 , and c=0 c = 0 is 10x2+2x\boxed{-10x^2 + 2x}.

Answer

10x2+2x -10x^2+2x

Exercise #2

Create an algebraic expression based on the following parameters:

a=1,b=16,c=64 a=-1,b=-16,c=-64

Video Solution

Step-by-Step Solution

To solve the problem, we will create an algebraic expression using the specified parameters.

  • Step 1: Start with the general form of a quadratic expression: y=ax2+bx+c y = ax^2 + bx + c .
  • Step 2: Substitute the given values (a=1 a = -1 , b=16 b = -16 , c=64 c = -64 ) into the form. This yields: y=1x216x64 y = -1x^2 - 16x - 64 .
  • Step 3: Simplify the expression. Since the terms are already simplified, the expression remains: y=x216x64 y = -x^2 - 16x - 64 .

Therefore, the algebraic expression based on the given parameters is x216x64 -x^2 - 16x - 64 .

Final solution: The correct answer is x216x64-x^2 - 16x - 64.

Among the given choices, this corresponds to choice 4:

x216x64 -x^2-16x-64

Answer

x216x64 -x^2-16x-64

Exercise #3

Create an algebraic expression based on the following parameters:

a=2,b=2,c=2 a=2,b=2,c=2

Video Solution

Step-by-Step Solution

To solve this problem, we need to create a quadratic expression using the provided values for a a , b b , and c c .

The standard form of a quadratic function is:

y=ax2+bx+c y = ax^2 + bx + c

Given the values:

  • a=2 a = 2
  • b=2 b = 2
  • c=2 c = 2

We substitute these values into the standard quadratic formula:

y=2x2+2x+2 y = 2x^2 + 2x + 2

Therefore, the algebraic expression for the quadratic function based on the provided parameters is 2x2+2x+2 2x^2 + 2x + 2 .

The correct answer is choice 1: 2x2+2x+2 2x^2 + 2x + 2 .

Answer

2x2+2x+2 2x^2+2x+2

Exercise #4

Create an algebraic expression based on the following parameters:

a=2,b=12,c=4 a=2,b=\frac{1}{2},c=4

Video Solution

Step-by-Step Solution

To solve this problem, we'll follow the steps outlined:

  • Step 1: Identify the given values for the quadratic function's parameters: a=2 a = 2 , b=12 b = \frac{1}{2} , and c=4 c = 4 .
  • Step 2: Apply these values to the standard quadratic form y=ax2+bx+c y = ax^2 + bx + c .
  • Step 3: Substitute the values to construct the algebraic expression.

Now, let's proceed with these steps:

Given the standard form of a quadratic expression y=ax2+bx+c y = ax^2 + bx + c :

Substituting the values, we obtain:

y=2x2+12x+4 y = 2x^2 + \frac{1}{2}x + 4

Therefore, the correct algebraic expression for the quadratic function is 2x2+12x+4 2x^2 + \frac{1}{2}x + 4 .

Answer

2x2+12x+4 2x^2+\frac{1}{2}x+4

Exercise #5

Create an algebraic expression based on the following parameters:

a=2,c=3,c=4 a=-2,c=3,c=4

Video Solution

Step-by-Step Solution

To solve this problem, follow these steps:

  • Step 1: Identify the given parameters from the problem statement. We have a=2 a = -2 , b=3 b = 3 , and c=4 c = 4 .
  • Step 2: Substitute these values into the standard quadratic formula y=ax2+bx+c y = ax^2 + bx + c .
  • Step 3: Write the algebraic expression using the substituted values.

Now let's execute these steps:

Step 1: We know a=2 a = -2 , b=3 b = 3 , and c=4 c = 4 .

Step 2: Substitute the values into the quadratic function:

y=(2)x2+(3)x+4 y = (-2)x^2 + (3)x + 4

Step 3: Simplify to present the function:

The algebraic expression is y=2x2+3x+4 y = -2x^2 + 3x + 4 .

Therefore, the solution to the problem is 2x2+3x+4 -2x^2 + 3x + 4 .

Answer

2x2+3x+4 -2x^2+3x+4

Exercise #6

Create an algebraic expression based on the following parameters:

a=0,b=2,c=4 a=0,b=2,c=4

Video Solution

Step-by-Step Solution

To solve this problem, we must recognize that we are given parameters for a quadratic function defined by the expression y=ax2+bx+cy = ax^2 + bx + c.

Given:

  • a=0a = 0
  • b=2b = 2
  • c=4c = 4

Step 1: Start with the general form of a quadratic function: y=ax2+bx+cy = ax^2 + bx + c.

Step 2: Substitute the given values of aa, bb, and cc into the expression.

So, we have:

y=0x2+2x+4y = 0 \cdot x^2 + 2x + 4

Step 3: Simplify the expression.

The term 0x20 \cdot x^2 equals 0, and therefore, it drops out of the expression. This results in:

y=2x+4y = 2x + 4

This is the algebraic expression based on the parameters provided. Thus, the correct choice from the options given is:

2x+42x + 4, which corresponds to choice 22.

Answer

2x+4 2x+4

Exercise #7

Create an algebraic expression based on the following parameters:

a=2,b=0,c=4 a=2,b=0,c=4

Video Solution

Step-by-Step Solution

To solve this problem, we will derive the algebraic expression step-by-step:

Step 1: Identify the given information:
The problem states a=2 a = 2 , b=0 b = 0 , and c=4 c = 4 .

Step 2: Write the standard quadratic expression:
The general form is y=ax2+bx+c y = ax^2 + bx + c .

Step 3: Substitute the given values into the expression:
Replace a a with 2, b b with 0, and c c with 4:
y=2x2+0x+4 y = 2x^2 + 0x + 4 .

Step 4: Simplify the expression:
Since 0x 0x is zero, the expression simplifies to:
y=2x2+4 y = 2x^2 + 4 .

Thus, the algebraic expression based on the given parameters is 2x2+4 2x^2 + 4 .

The correct answer is: 2x2+4 2x^2 + 4 (Choice 1).

Answer

2x2+4 2x^2+4

Exercise #8

Create an algebraic expression based on the following parameters:

a=2,b=4,c=8 a=2,b=4,c=8

Video Solution

Step-by-Step Solution

To solve this problem, we need to form an algebraic expression for a quadratic function using given parameters.

We start by recalling the standard form of a quadratic function: (ax2+bx+c)( ax^2 + bx + c ). In this expression:

  • a a is the coefficient of x2 x^2
  • b b is the coefficient of x x
  • c c is the constant term

Given the values are a=2 a = 2 , b=4 b = 4 , and c=8 c = 8 , we substitute these into the standard form equation:

ax2+bx+c=2x2+4x+8 ax^2 + bx + c = 2x^2 + 4x + 8

This yields the algebraic expression for the quadratic function.

The correct expression, given all calculations and simplifications, is 2x2+4x+8 2x^2 + 4x + 8 .

Referring to the choices provided, the correct choice is:

: (2x2+4x+8)( 2x^2 + 4x + 8 )

Therefore, the solution to the problem is 2x2+4x+8\boxed{2x^2 + 4x + 8}.

Answer

2x2+4x+8 2x^2+4x+8

Exercise #9

Find an algebraic representation based on the parameters

a=2,b=0,c=0 a=2,b=0,c=0

Video Solution

Step-by-Step Solution

To solve this problem, we'll utilize the standard form of a quadratic function given by:

y=ax2+bx+c y = ax^2 + bx + c

Let's proceed with the given values for the parameters:

  • a=2 a = 2

  • b=0 b = 0

  • c=0 c = 0

Substitute these values into the quadratic function formula:

y=2x2+0x+0 y = 2x^2 + 0x + 0

Simplify the expression by removing terms with zero coefficients:

y=2x2 y = 2x^2

Hence, the algebraic representation of the quadratic function with the given parameters is 2x2 2x^2 .

After reviewing the answer choices, the correct choice is:

2x2 2x^2

Answer

2x2 2x^2

Exercise #10

Create an algebraic expression based on the following parameters:

a=3,b=0,c=3 a=3,b=0,c=-3

Video Solution

Step-by-Step Solution

To solve the problem of creating an algebraic expression with the given parameters, we will proceed as follows:

  • Step 1: Identify the given coefficients for the quadratic function, which are a=3 a = 3 , b=0 b = 0 , and c=3 c = -3 .
  • Step 2: Substitute these values into the standard quadratic expression y=ax2+bx+c y = ax^2 + bx + c .

Through substitution, the expression becomes:

y=3x2+0x3 y = 3x^2 + 0x - 3

We can further simplify this expression:

y=3x23 y = 3x^2 - 3

Thus, the algebraic expression with the given parameters is y=3x23 y = 3x^2 - 3 .

The correct answer corresponds to choice number 1: 3x23 3x^2-3 .

Therefore, the solution to the problem is

y=3x23 y = 3x^2 - 3

Answer

3x23 3x^2-3

Exercise #11

Choose the correct algebraic expression based on the parameters:

a=3,b=3,c=7 a=-3,b=3,c=7

Video Solution

Step-by-Step Solution

To solve this problem, we will substitute the given values into the standard quadratic form:

  • Step 1: Identify the formula to use. We need the standard form of a quadratic function, which is y=ax2+bx+c y = ax^2 + bx + c .
  • Step 2: Substitute the given parameters into the formula:
    a=3 a = -3 , b=3 b = 3 , and c=7 c = 7 .
  • Step 3: Perform the substitution:
    Substituting in, we get y=3x2+3x+7 y = -3x^2 + 3x + 7 .

Therefore, the correct algebraic expression is 3x2+3x+7 -3x^2 + 3x + 7 .

This corresponds to choice 2 of the multiple-choice options provided.

Answer

3x2+3x+7 -3x^2+3x+7

Exercise #12

Find the appropriate representation based on the parameters

a=3,b=4,c=15 a=-3,b=4,c=-15

Video Solution

Step-by-Step Solution

To solve this problem, we need to construct the quadratic equation using the given parameters:

  • Step 1: Identify the parameters from the problem statement:
    - a=3 a = -3 , b=4 b = 4 , c=15 c = -15 .
  • Step 2: Apply these parameters to the standard form of a quadratic equation:
    - The standard form is y=ax2+bx+c y = ax^2 + bx + c .
  • Step 3: Substitute the given values into the standard form:
    - Substitute a=3 a = -3 , b=4 b = 4 , c=15 c = -15 into y=ax2+bx+c y = ax^2 + bx + c .

By substitution, the equation becomes:

y=3x2+4x15 y = -3x^2 + 4x - 15 .

This expression correctly represents the quadratic equation using the specified parameters.

Therefore, the correct answer is option 3: 3x2+4x15 -3x^2 + 4x - 15 .

Answer

3x2+4x15 -3x^2+4x-15

Exercise #13

Create an algebraic expression based on the following parameters:

a=3,b=4,c=15 a=3,b=4,c=-15

Video Solution

Step-by-Step Solution

To create an algebraic expression based on the parameters provided, we need to follow these steps:

  • Step 1: Recognize the standard form of a quadratic function: y=ax2+bx+c y = ax^2 + bx + c .
  • Step 2: Identify and substitute the given values a=3 a = 3 , b=4 b = 4 , and c=15 c = -15 into this form.
  • Step 3: Substitute to form the expression: y=3x2+4x15 y = 3x^2 + 4x - 15 .

Step 1: We recognize that we are dealing with a quadratic equation in the form y=ax2+bx+c y = ax^2 + bx + c .

Step 2: Using the values given in the problem statement, substitute a=3 a = 3 , b=4 b = 4 , and c=15 c = -15 into this standard form equation:

y=ax2+bx+cy=3x2+4x15 y = ax^2 + bx + c \rightarrow y = 3x^2 + 4x - 15

Step 3: This substitution gives us the algebraic expression:

3x2+4x15 3x^2 + 4x - 15

Therefore, the expression based on the given parameters is 3x2+4x15\mathbf{3x^2 + 4x - 15}.

Answer

3x2+4x15 3x^2+4x-15

Exercise #14

Create an algebraic expression based on the following parameters:

a=3,b=15,c=0 a=-3,b=15,c=0

Video Solution

Step-by-Step Solution

To solve this problem, we will follow these steps:

  • Step 1: Substitute the given values a=3 a = -3 , b=15 b = 15 , and c=0 c = 0 into the quadratic formula ax2+bx+c ax^2 + bx + c .
  • Step 2: Simplify the expression, removing any terms where the coefficient is zero.

Let's apply these steps:

Step 1: Start with the standard form of a quadratic expression ax2+bx+c ax^2 + bx + c . Given a=3 a = -3 , b=15 b = 15 , and c=0 c = 0 , substitute these values:

y=3x2+15x+0 y = -3x^2 + 15x + 0

Step 2: Simplify the expression:

The term +0 +0 can be removed because it does not affect the value of the expression, leading to:

y=3x2+15x y = -3x^2 + 15x

Thus, the algebraic expression based on the parameters provided is 3x2+15x -3x^2 + 15x .

Among the given choices, the correct choice is:

  • Choice 4: 3x2+15x -3x^2 + 15x

Answer

3x2+15x -3x^2+15x

Exercise #15

Create an algebraic expression based on the following parameters:

a=3,b=6,c=9 a=3,b=6,c=9

Video Solution

Step-by-Step Solution

To solve this problem, we will follow these steps:

  • Step 1: Identify the given parameters a=3 a = 3 , b=6 b = 6 , c=9 c = 9 .
  • Step 2: Use the standard formula for a quadratic expression, which is y=ax2+bx+c y = ax^2 + bx + c .
  • Step 3: Substitute the given values into this formula.

Now, let's work through each step:
Step 1: We have the parameters a=3 a = 3 , b=6 b = 6 , c=9 c = 9 .
Step 2: The standard form of a quadratic equation is y=ax2+bx+c y = ax^2 + bx + c .
Step 3: Substituting the given values into the expression, we get:

y=3x2+6x+9 y = 3x^2 + 6x + 9

Therefore, the algebraic expression based on the given parameters is:

3x2+6x+9 3x^2 + 6x + 9 .

Answer

3x2+6x+9 3x^2+6x+9

Exercise #16

Create an algebraic expression based on the following parameters:

a=3,b=0,c=13 a=3,b=0,c=\frac{1}{3}

Video Solution

Step-by-Step Solution

To solve the problem, we need to substitute the given coefficients into the standard form of a quadratic function.

  • Step 1: Identify the coefficients from the problem parameters: a=3 a = 3 , b=0 b = 0 , c=13 c = \frac{1}{3} .
  • Step 2: Substitute these values into the quadratic expression ax2+bx+c ax^2 + bx + c . This gives us 3x2+0x+13 3x^2 + 0 \cdot x + \frac{1}{3} .
  • Step 3: Simplify the expression by removing the term with 0x 0 \cdot x , resulting in 3x2+13 3x^2 + \frac{1}{3} .

Thus, the algebraic expression for the given parameters is 3x2+13 3x^2 + \frac{1}{3} .

Answer

3x2+13 3x^2+\frac{1}{3}

Exercise #17

Create an algebraic expression based on the following parameters:

a=3,b=0,c=0 a=3,b=0,c=0

Video Solution

Step-by-Step Solution

To solve this problem, we'll follow these steps:

  • Step 1: Substitute the given values a=3 a = 3 , b=0 b = 0 , and c=0 c = 0 into the quadratic function formula y=ax2+bx+c y = ax^2 + bx + c .
  • Step 2: Simplify the expression.

Let's execute these steps:

Step 1: Substitute the values into the formula:
y=3x2+0x+0 y = 3x^2 + 0x + 0

Step 2: Simplify the expression:
Eliminate the terms with zero coefficients to get:
y=3x2 y = 3x^2

Thus, the algebraic expression for the quadratic function with a=3 a = 3 , b=0 b = 0 , and c=0 c = 0 is 3x2 3x^2 .

Therefore, the correct choice from the options provided is choice 1: 3x2 3x^2

Answer

3x2 3x^2

Exercise #18

Create an algebraic expression based on the following parameters:

a=4,b=16,c=0 a=4,b=-16,c=0

Video Solution

Step-by-Step Solution

To solve this problem, we'll follow these steps:

  • Step 1: Formulate using the standard quadratic expression template.
  • Step 2: Substitute the given parameters.
  • Step 3: Simplify the resultant expression.

Now, let's work through each step:

Step 1: We use the standard form of a quadratic expression, which is ax2+bx+c ax^2 + bx + c .

Step 2: Substitute the values a=4 a = 4 , b=16 b = -16 , and c=0 c = 0 into this template:

ax2+bx+c4x216x+0 ax^2 + bx + c \rightarrow 4x^2 - 16x + 0

Step 3: Simplify the expression:

The expression simplifies to 4x216x 4x^2 - 16x .

Thus, the algebraic expression based on the given parameters is 4x216x 4x^2 - 16x .

Checking against the answer choices, the correct choice is: 4x216x 4x^2 - 16x .

Answer

4x216x 4x^2-16x

Exercise #19

Create an algebraic expression based on the following parameters:

a=4,b=2,c=16 a=4,b=-2,c=16

Video Solution

Step-by-Step Solution

To solve this problem, we need to form a quadratic expression using the given parameters.

  • Step 1: Identify the given coefficients as follows: a=4 a = 4 , b=2 b = -2 , c=16 c = 16 .
  • Step 2: Use the standard quadratic form ax2+bx+c ax^2 + bx + c .
  • Step 3: Substitute the given values into the quadratic form to get the expression 4x22x+16 4x^2 - 2x + 16 .

Now, let's perform the substitution:

Substituting the values:
a=4 a = 4 : This gives us 4x2 4x^2 .
b=2 b = -2 : This gives us 2x-2x.
c=16 c = 16 : This remains as +16+16.

Thus, the complete quadratic expression is 4x22x+16 4x^2 - 2x + 16 .

Therefore, the solution to the problem is 4x22x+16\boxed{4x^2 - 2x + 16}.

Answer

4x22x+16 4x^2-2x+16

Exercise #20

Create an algebraic expression based on the following parameters:

a=4,b=2,c=5 a=4,b=2,c=5

Video Solution

Step-by-Step Solution

To derive the algebraic expression based on the parameters given, we follow these steps:

  • Step 1: Recognize the given parameters: a=4 a = 4 , b=2 b = 2 , and c=5 c = 5 .
  • Step 2: Acknowledge that the standard form for a quadratic expression is y=ax2+bx+c y = ax^2 + bx + c .
  • Step 3: Substitute the given parameter values into this quadratic expression.

Now, let's implement these steps to form the quadratic expression:
Step 1: The given parameters are a=4 a = 4 , b=2 b = 2 , and c=5 c = 5 .
Step 2: Our basis is the quadratic form y=ax2+bx+c y = ax^2 + bx + c .
Step 3: Substituting the given values, we find:

y=4x2+2x+5 y = 4x^2 + 2x + 5

This substitution provides us with the quadratic expression y=4x2+2x+5 y = 4x^2 + 2x + 5 , fulfilling the problem's requirements.

Therefore, the correct algebraic expression is 4x2+2x+5 4x^2 + 2x + 5 .

Answer

4x2+2x+5 4x^2+2x+5