(a+3)(a+3)(a+9)(a+9)(3+a+b)(3+a+b)(3b-4a)(3b-4a)(b+4a)(b+4a)(-4a+b)(-4

1.	(a+3)(a+3)(a+9)(a+9)(3+a+b)(3+a+b)(3b-4a)(3b-4a)(b+4a)(b+4a)(-4a+b)(-4a+b)
Answer» ANSWER: all above QUESTIONS can be SOLVED by USING (a+b)2=a2+b2+2ab (a+3)(a+3)=(a+3)2 a2+9+6a

(a+3)(a+3)(a+9)(a+9)(3+a+b)(3+a+b)(3b-4a)(3b-4a)(b+4a)(b+4a)(-4a+b)(-4a+b)

Answer»

ANSWER:

all above QUESTIONS can be SOLVED by USING (a+b)2=a2+b2+2ab

(a+3)(a+3)=(a+3)2

a2+9+6a

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(a+3)(a+3)(a+9)(a+9)(3+a+b)(3+a+b)(3b-4a)(3b-4a)(b+4a)(b+4a)(-4a+b)(-4a+b)

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