Question

If 2a + 3b = 7 and ab = 2, find 4a2 + 962.
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Answer 1

HeY FriENd HeRe is YoUR AnsWEr :-

(2a+3b)²=(7)²

4a²+2*2a*3b+9b²=49

4a²+12ab+9b²=49

4a²+12*2+9b²=49

4a²+9b²=49-24

4a²+9b²=25 AnSweR..

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