Algebra Somidvar Quadratics

Solve
a² + 2a - 24 = 0

• a = -6, 4

• a = 6, -4

• a = 12, -2

• a = 8, -3

Tags

CCSS.HSA-REI.B.4B

x² =25

• 5

• -5

• 5, -5

• No Real Solutions

Tags

CCSS.8.EE.A.2

If the blue graph is

f(x) = x²

then the red must be...

• g(x) = x² - 5

• g(x) = x² + 5

• g(x) = (x - 5)²

• g(x) = (x + 5)²

Which of the following describes the transformations done to the quadratic parent function of y = x²  to obtain y = 2x² + 4 ?

• Vertical Stretched by 2 and translation up 4

•  Vertical Compressed by 2 and translation up 4

• Horizontal Stretched by 2 and translation left 4

• Horizontal Compressed by 2 and translation right 4

What is the axis of symmetry for this graph?

• y=2

• x=2

• x=0

• y=0

Tags

CCSS.HSF-IF.C.7A

Factor:
x² + 5x - 24

• (x - 8)(x + 3)

• (x + 8)(x - 3)

• (x + 6)(x - 4)

• (x + 12)(x - 2)

Factor:
x² - 10x - 24

• (x + 12)(x - 2)

• (x - 6)(x - 4)

• (x - 12)(x + 2)

• (x +6)(x - 4)

Factor:
x² + 2x - 24

• (x - 6)(x + 4)

• (x + 6)(x + 4)

• (x - 6)(x - 4)

• (x + 6)(x - 4)

Factor:
x² + 25x + 24

• (x + 5)(x + 5)

• (x + 24)(x + 1)

• (x + 12)(x + 2)

• (x + 8)(x + 3)

Solve for the values of x:
(x + 2)(x - 3) = 0

• { 2, 3 }

• { -2, -3 }

• { 2, 3 }

• { -2, 3 }

Tags

CCSS.HSA-REI.B.4B