Question

3) Ч(р+q) (3a-b)+ 6(р+q)(3а – 2b)
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Answer 1

Step-by-step explanation:

(4p+4q)(3a-b) +(6p+6q)(3a-2b)

=> 4p(3a-b) +4q(3a-b) + 6p(3a-2b)+6q(3a-2b)

=> 12ap-4bp+12aq-4bq+18ap-12bp+18aq-12bq

=> 12ap+18ap-4bp-12bp+12aq+18aq-4bq-12bq

=> 30ap-16bp+30aq-16bq

=> 2(15ap-8bp+15bq-8bq)