Find Y-Axis Intersection: Solving y=(x-3)²-4 Quadratic Function

Find the intersection of the function

y=(x3)24 y=(x-3)^2-4

With the Y

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Step-by-step video solution

Watch the teacher solve the problem with clear explanations
00:08 Let's find where the line crosses the Y-axis.
00:12 Set X equals zero, and solve the equation to discover the point.
00:19 Now, let's calculate it together.
00:28 And here we have our solution!

Step-by-step written solution

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1

Understand the problem

Find the intersection of the function

y=(x3)24 y=(x-3)^2-4

With the Y

2

Step-by-step solution

The problem asks us to find where the parabola given by y=(x3)24 y = (x-3)^2 - 4 intersects the y-axis. The intersection with the y-axis occurs where x=0 x = 0 . Let's find the value of y y by substituting x=0 x = 0 into the equation:

y=(03)24 y = (0 - 3)^2 - 4

Simplify inside the parentheses:

y=(3)24 y = (-3)^2 - 4

Calculate (3)2(-3)^2:

y=94 y = 9 - 4

Subtract 4 from 9:

y=5 y = 5

Thus, the intersection of the function with the y-axis occurs at the point (0,5) (0, 5) .

The correct answer from the choices provided is (0,5)(0,5).

3

Final Answer

(0,5) (0,5)

Practice Quiz

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Which equation represents the function:

\( y=x^2 \)

moved 2 spaces to the right

and 5 spaces upwards.

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