Solving Quadratic Form

Which of the following is the correct equation for the given graph?

• f(x) = (x - 2)² - 1

• f(x) = (x + 2)² - 1

• f(x) = -(x + 2)² - 1

• f(x) = -(x - 2)² - 1

Tags

CCSS.HSF-IF.C.7A

What is the vertex of the graph?

• (2, 4)

• (3, -1)

• (0, 8)

• (4, 2)

What is the domain of the function y = x² + 3?

• All Real Numbers

• x>3

• x<3

• It is impossible to determine.

How many solutions does this equation have?

• No solutions.

• 1 solution.

• 2 solutions.

Tags

CCSS.HSA-REI.B.4B

Solve the quadratic equation.

Tags

CCSS.HSA-REI.B.4B

How many solutions does this equation have?

• No solutions.

• 1 solution.

• 2 solutions.

The equation y = x² + 3x - 18 is graphed. Based on this graph, what are the roots of the equation x² + 3x - 18 = 0?

Write your answer with a comma and a space like this: a, b.

What are the solutions for the equation 2x² + 16x = 18?

• x = -1 and x = 9

• x = -9 and x = 1

• x = 2 and x = 18

• x = 2 and x = 16

Tags

CCSS.HSA-REI.B.4B

Use the graph to determine the solutions.

• -1 and -3

• 1 and -3

• 1 and 3

• -1 and 3