MAAP Quadratic Review

What is the "c" value in the equation

4x² = 76 ?

• 4

• 76

• 0

• -76

Tags

CCSS.8.EE.A.2

• x = -1 and -3

• x = 1 and 3

• x = 1 and -3

• x = -1 and 3

Tags

CCSS.HSA-REI.B.4B

What transformation has happened from f(x) = x² to f(x) = 2(x + 4)² ?

• The new function gets wider and shifts left 4 units.

• The new function gets narrower and shifts right 4 units.

• The new function gets wider and shifts right 4 units.

• The new function gets narrower and shifts left 4 units.

Which of the following shows
f(x) = x² + 12x - 2
written in vertex form?

• f(x) = (x + 6)² + 142

• f(x) = (x + 6)² - 34

• f(x) = (x + 6)² - 38

• f(x) = (x + 6)² + 34

Which of the following shows
f(x) = x² - 8x + 1
written in vertex form?

• f(x) = (x - 4)² - 15

• f(x) = (x - 4)² + 17

• f(x) = (x - 4)² - 17

• f(x) = (x - 4)² + 65

What is the vertex of the equation
y= x² - 24x + 151 ?

• (1,7)

• (-12, 7)

• (7,12)

• (12, 7)

Convert to vertex form.

• y=4(x+4)² - 62

• y=4(x-4)² - 62

• y=4(x-8)² - 62

• y=4(x+8)² - 62

Convert the equation y= (x+8)²+7 into standard form.

• y= x²+16x+71

• y= x²+8x+71

• y= x²+16x+64

• y= x²+15x+7

Convert the equation y= x²-2x-5 into vertex form. 

• y= (x-1)²-6

• y= -(x-1)²-6

• y= (x+1)²-6

• y= -(x+6)²-1

What transformation has happened from f(x) = x² to f(x) = x² + 6?

• The new function shifts down 6 units.

• The new function shifts up 6 units.

• The new function is narrower.

• The new function is wider.