Big Ideas Algebra 2 Chapter 5

Solve
x² + 49 = 0

• -7

• -7

• 7i

• ±7i

Tags

CCSS.HSA-REI.B.4B

CCSS.HSN.CN.C.7

Solve for x: x² - 3x + 10 = 0

• x = -3±i√31

• x = (3±√49)/2

• x = 5, -2

• x = (3±i√31)/2

Tags

CCSS.HSA-REI.B.4B

CCSS.HSN.CN.C.7

Identify the solution to the system graphed here.

• (0, 4) and (0, -2)

• (2, -2)

• (0 4)

• No solution

Tags

CCSS.HSA.REI.C.7

Given the system of equations: y = x² x² + 2y = 12 What is the solution for the system?

• (-2, 4) and ((2, 4)

• (16, 4) and (-16, 4)

• (16, 4)

• (4, 2) and (-4, 2)

Tags

CCSS.HSA.REI.C.7

Heather dropped a water balloon over the side of her school building from a height of 80 feet. The approximate height of the balloon at any point during its fall can be represented by the following quadratic equation: h = -16t² + 80 About how long did it take for the balloon to hit the ground?

• 1.73 seconds

• 2.24 seconds

• 2.45 seconds

• 2.83 seconds

Write the quadratic equation in vertex form.

Which of these quadratic functions would be the skinniest (largest vertical stretch)?

Use the vertex form to write the equation of the parabola.

Does y = -4x² have a maximum or minimum value?

• maximum

• minimum

Tags

CCSS.HSF-IF.C.7A

What is the vertex of the equation
y= (x-12)²+7 ?

• (1,7)

• (-12, 7)

• (7,12)

• (12, 7)