Question

Simplify:
i) (a + b)(5a – 3b) + (a – 3b)(a – b)
ii) (a – b) (a2 + b2 + ab) – (a + b) (a2 + b2 – ab)
iii) (b2 – 49) (b + 7) + 343

Answer 1

Answer:

(a+b)(5a-3b(+(a-3b) (a-b) answer may be on page no 5

Answer 2

Answer:

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