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2-15 Practice

Posljednje ažuriranje about 3 years ago

13

1

1

Pitanje 2

2.

What is the coordinate of the y-intercept of the function?

1

1

1

1

1

1

1

1

Pitanje 10

10.

What is the coordinate of the vertex of the graph of f(x) = 2(x + 1)² - 4?

1

Pitanje 11

11.

What is the coordinate of the y-intercept of the graph of f(x) = 2(x + 1)² - 4?

1

Pitanje 12

12.

Sketch the graph of the function f(x) = 2(x + 1)² - 4

1

Pitanje 1

1.

Select all of the statements that are true about the graph of this function.

A. The y-intercept is (0, -15)

B. The vertex is (-4, -1)

C. The x-intercepts are (-5, 0) and (-3, 0)

D. The x-intercepts are (0, 5) and (0, 3)

E. The x-intercept is (0, 15)

F. The y-intercept is (0, 15)

G. The vertex is (4, -1)

Pitanje 3

3.

What is the coordinate of one x-intercept of the function?

Pitanje 4

4.

What is the coordinate of the other x-intercept of the function?

Pitanje 5

5.

What is the coordinate of the vertex of the function?

Pitanje 6

6.

Rewrite the function d(x) = x² + 12x + 36 in vertex form. (Don't forget to write "d(x) =")

Pitanje 7

7.

Rewrite the function f(x) = x² + 10x + 21 in vertex form. (Don't forget to write "f(x) =")

Pitanje 8

8.

Rewrite the function g(x) = 2x² - 20x + 32 in vertex form. (Don't forget to write "g(x) =")

Pitanje 9

9.

Select all the equations with irrational solutions.

A. 36 = x²

B. x²= 1/4

C. x² = 8

D. 2x² = 8

E. x² = 0

F. x² = 40

G. 9 = x² - 1

Pitanje 13

13.

How is the graph of the equation y = (x - 1)² + 4 related to the graph of the equation y = x²?

A. It is shifted 1 unit right and 4 units up.

B. It is shifted 1 unit left and 4 units up.

C. It is shifted 1 unit right and 4 units down.

D. It is shifted 1 unit left and 4 units down.