Question

solve this "maths"


hey
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Answer 1

49a2+42ab+9b2
(7a)2+(3b)2+2(7a*3b)
:: (a+b)2=a2+b2+2ab

So answer is (7a+3b)2

Answer 2

Answer:

here is ur answer :

not understood ur question

I tried that problem

I think there is an error or else

answer is (7a + 3b)²

hope it helps

have a great day

keep smiling always..