Math, asked by lavya1931, 9 months ago

Hy please tell the answer it is very urgent

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Answered by Anonymous
2

Answer:

through formula (a+b) ²

so

(7a+4) ²

49a²+2*7a*4+4²

49a²+56a+16

hope it help

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Answered by deepika6320
0

Step-by-step explanation:

We have to use(a+b)square formula

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