Math, asked by Shantanu6000, 1 year ago

If 3x+5y=11 and xy = 2 find the value of 9x^2+25y^2

Answers

Answered by yetandrasingh937

7

(3x+5y)²=11²
9x²+5y²+45xy=121
9x²+5y²+90=121
9x²+5y²=31

Answered by Dinesh7717

1

Answer:

(3x+5y)²=11²

9x²+5y²+45xy=121

9x²+5y²+90=121

9x²+5y²=31

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