One function
for the corresponding chart
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One function
for the corresponding chart
To solve this problem, we'll proceed as follows:
Let's analyze the function :
Step 1: The vertex of the function is at . Since , the vertex is at the point .
Step 2: The function is of the form , which opens upwards because the coefficient of is positive.
Step 3: By comparing graphs, we select the one where the parabola has a vertex at and opens upwards. Looking at the provided choices, choice 4 has a graph with a vertex at and is consistent with the function opening upwards.
Therefore, the correct graph corresponding to the function is choice 4.
4
Find the intersection of the function
\( y=(x+4)^2 \)
With the Y
The vertex form is . When you see , rewrite it as . So h = -3, making the vertex at !
Look at the coefficient in front of the squared term. Since has a positive coefficient (it's +1), the parabola opens upward. Negative coefficients open downward.
Then k = 0! Your function is the same as , so the vertex has a y-coordinate of 0.
Pick a test point! Try : . The correct graph should pass through .
shifts the parabola horizontally (left 3 units), while shifts it vertically (up 3 units). Very different transformations!
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