Question

(a-8)by à2 - 2ab+ b2​

Answer 1

Answer:

(a + b)2 = a2 + 2ab + b2; a2 + b2 = (a + b)2 − 2ab. 2. ( a − b)2 = a2 − 2ab + b2; a2 + b2 = (a − b)2 + 2ab. 3. (a + b + c)2 = a2 + b2 + c2 + 2(ab + bc + ca). 4.

Step-by-step explanation:

C. 8-36a+54a2+27a3 D. Q11. (a+b)2 A. a2+2ab2+b2 B. a2+2a2b+b2 Q12. a2+b2 =? A. (a+b)2+2ab B. (a+b )+2ab Q13. (a-b)2 = ? A. a2-2ab+b2 B. a2-3ab+b2 .......

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