Semester 1 Review 1/15 - 1/16

Factor

 $2x^2+6x-56$  

Factor

 $x^2-4$  

Factor

 $2x^2+31x-16$  

Factor:
x² + 5x - 24

• (x - 8)(x + 3)
• (x + 8)(x - 3)
• (x + 6)(x - 4)
• (x + 12)(x - 2)

Factor, if possible: 
64x²-16x+1

• Not factorable.
• (32x-1)²
• (8x+1)²
• (8x-1)²

Factor:
18a² - 15a

• 15a(3a-1)
• 3a(6a-1)
• 3(6a-5)
• 3a(6a-5)

• 24

• -6

• 32

• 36

f(x)=4x+5
f(4)=

• 21
• -11
• -31
• 25

Solve:
2(4x-3) - 8 = 4 + 2x

• x = 5/3
• x = 3
• x = 1
• x = 2