Math, asked by vermasusheel1974, 6 months ago

Factorise by grouping method :
5. a? + a - 3a2 - 3
6. 16 (a + b)2 - 4a - 45
7. a4 - 2a3 - 4a + 8
8. ab - 2b + a2 - 2a​

Answers

Answered by SugaryHeart
10

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