Question

if x+5y=9and xy=4, find the value of (x2+25y2)​

Answer 1

Answer:

(x+5y)² = x²+25y²+10x

9² = x²+25y²+10(4)

x²+25y² = 81-40

x²+25y² = 41

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Answer 2

Answer:

41 is the answer

Step-by-step explanation:

see the above photo