Common Core HSF.IF.C.7.A worksheet

Question 1

Does the parabola y = −(x + 2)² − 2 have a maximum or a minimum point?

• A. Maximum
• B. Minimum

Question 2

A drone's height (m) after t seconds is h = −5t² + 10t + 35. What is its maximum height?

Answer 

Question 3

Find the vertex of y = 3x² + 12x + 14. Type it like (2, −1).

Answer 

Question 4

Where does y = x² − 7x + 12 cross the y-axis? Give the y-value.

Answer 

Question 5

Find the axis of symmetry of y = −x² + 2x + 8. Give the value of x.

Answer 

Question 6

Does the parabola y = −(x + 1)² − 3 have a maximum or a minimum point?

• A. Maximum
• B. Minimum

Question 7

A company's daily cost (in hundreds) is C = n² − 6n + 22, where n is hundreds of items made. What is the minimum cost (in hundreds)?

Answer 

Question 8

Find the vertex of y = 2x² + 16x + 39. Type it like (2, −1).

Answer 

Question 9

What is the x-coordinate of the vertex (turning point) of y = x² + 2x − 15?

Answer 

Question 10

Find the axis of symmetry of y = −x² − 8x − 10. Give the value of x.

Answer 

Question 11

Does the parabola y = −(x − 2)² − 4 have a maximum or a minimum point?

• A. Maximum
• B. Minimum

Question 12

A company's daily cost (in hundreds) is C = n² − 12n + 55, where n is hundreds of items made. What is the minimum cost (in hundreds)?

Answer 

Question 13

Find the vertex of y = −2x² + 8x − 1. Type it like (2, −1).

Answer 

Question 14

Where does y = x² − 8x + 15 cross the y-axis? Give the y-value.

Answer 

Question 15

Find the axis of symmetry of y = −2x² + 8x − 17. Give the value of x.

Answer 

Question 16

Does the parabola y = −2(x − 5)² + 2 have a maximum or a minimum point?

• A. Maximum
• B. Minimum