Algebra 1-2 Final Review

Factor 9x²-64

• (3x-8)(3x+8)
• (2x-8)(2x+8)
• (3x-4)(3x+4)
• (3x-8)²

Tags

CCSS.HSA.APR.C.4

How many real solutions does x²-8x+16 = 0 have?

• 0
• 1
• 2
• infinitely many

Tags

CCSS.HSA-REI.B.4B

Solve:           (x-4)²-18 = 0

• x = 4 + 3√2
• x = 8.24, -.24
• x = 4 ± 3√2
• x = 4 ± √18

Tags

CCSS.HSA-REI.B.4B

The quadratic whose roots are -3 and 4.

• x²+x-12
• x²-x + 12
• x²+x+12
• x²-x-12

Tags

CCSS.HSA-SSE.B.3B

CCSS.HSF-IF.C.8A

What is the vertex:
y = 2(x-3)²+18

• (-3,-18)
• (3,-18)
• (-3,18)
• (3,18)

Tags

CCSS.HSA.SSE.A.1

CCSS.HSF.IF.B.4

CCSS.HSF.IF.C.7

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.

Tags

CCSS.HSF.BF.B.3

What transformation has happened from f(x) = x² to f(x) = x² - 3?

• The new function gets wider.
• The new function gets narrower.
• The new function shifts down 3 units.
• The new function shifts up 3 units.

Tags

CCSS.HSF.BF.B.3

What transformation has happened from f(x) = x² to f(x) = 3x² + 2 ?

• The new function gets wider.
• The new function shifts up 2 units.
• The new function gets narrower.
• The new function gets narrower and shifts up 2 units.

Tags

CCSS.HSF.BF.B.3

CCSS.HSF.IF.C.7

What transformation has happened from f(x) = x² to f(x) = -3x² ?

• The new function reflects about the y-axis.
• The new function reflects about the x-axis and gets narrower.
• The new function reflects about the x-axis and gets wider.
• The new function gets narrower.

Tags

CCSS.HSF.BF.B.3

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

• (-1, 2)
• (-1, -2)
• (1, 2)
• (1, -2)

Tags

CCSS.HSF.IF.B.4

CCSS.HSF.IF.C.7