- In
y=a(x−h)^2 +k, what does the value ofhtell you about the parabola?

- A. the
y-coordinate of the vertex- B. the
x-coordinate of thex-intercept- C. the
x-coordinate of the vertex- D. the
y-coordinate of they-intercept

my answer was

A ?

CORRECT OR NOT?

- How does the graph of
y=3(x−4)^2 compare to the graph ofy=3x^2 ?

- A. It is shifted 4 units up.
- B. It is shifted 4 units down.
- C. It is shifted 4 units to the right.
- D. It is shifted 4 units to the left.

MY ANSWER

C?

CORRECT OR NOT

- Which of these functions has a maximum
y-value of 2?

- A.
y=2(x+1)^2 +3- B.
y=3(x+1)^2 +2- C.
y=−3(x+1)^2 +2- D.
y=−(x−2)^2 +3

MY ANSWER IS

C?

CORRECT OR NOT

THANKS MUCH

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