# Factoring by grouping

## Quiz by Reem Hisham Abdelwahed

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5 questions

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- Q1
5b +ax +5a+bx

(a+5)(x+b)

(a+b)(x+5)

(a-b)(x+5)

120s - Q2
x

^{3}-x^{2}-9x+9(x-1)(x-3)

^{2}(x+1)(x-3)(x+3)

(x-1)(x-3)(x+3)

120s - Q3
x

^{2}-y^{2}+5x-5yUsers enter free textType an Answer120s - Q4
x

^{2}-2xy+y^{2}-d^{2}Users enter free textType an Answer120s - Q5
16x

^{2}-a^{2}+6ab-9b^{2}= (4x-a+3b) (4x+a-3b)^{ }truefalseTrue or False120s