Question

(vi) (a + b)*+9(a +b) +18 factorize
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Answer 1

Step-by-step explanation:

(a+b)*+2(a+b) +9(a+b) +18=0

(a+b) [(a+b) +2]+9[(a+b) +2] =0

(a+b+2) (a+b+9) =0

a+b+2=0 or a+b+9=0

a+b= -2 or a+b= -9

Answer 2

Answer:

(vi) (a + b)*+9(a +b) +18 factorize