English, asked by shubham21o92, 10 months ago

if a-2b =15 and ab = 11, find the value of a2+4b2

Answers

Answered by abhay1810
0
Your question is wrong bro....

shubham21o92: bro a2 yani a square and b yani b2 square
Answered by aakankshabtsarmy
3

Explanation:

a²+4b²=269

Explanation:

(a-2b)²= a²-4ab+4b²=15²

a²+4b²=15²+4ab=15²+4×11=269

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