20-21 Factoring and Solving Review

What two number factors multiply to -48 and add up to -13

• -16, 3

• -8, -6

• -12,4

• -3, 16

• -12, -4

Which answer is the correctly factored version for the given equation?

• (x + 7)(x - 2) = 0

• (x - 7)(x + 2) = 0

• (x - 7)(x - 2) = 0

• (x + 7)(x + 2) = 0

Tags

CCSS.HSA-REI.B.4B

What would go in the yellow square?

(a)  

Tags

CCSS.HSA-REI.B.4B

What would go in the pink square?

• 18x²

• 21x

• -4

• -72x²

• -3x

Tags

CCSS.HSA-REI.B.4B

What two terms would go in the blue and purple boxes?

• 24x

• 18x

• 4x

• -3x

• 3x

Tags

CCSS.HSA-REI.B.4B

 $Factor\ 18x^2+21x-4$  
Type your answer as 2 binomials, do not use any spaces.

(a)  

 $30x^3+2x^2-40x=0$  factors into  $2x\left(3x+5\right)\left(5x-8\right)=0$ . What are the solutions to this equation. 

• 2

• 0

• 5/3

• 8/5

• -5/3

Tags

CCSS.HSA-REI.B.4B

If you multiply (4x-9)(4x-9) what will the middle term of the trinomial be?

(a)  

Tags

CCSS.HSA.APR.A.1

 $\sqrt{729}$  

(a)  

Tags

CCSS.8.EE.A.2

18²

(a)  

Tags

CCSS.6.EE.A.2C