Question

If x+y =15 and xy =24 find the value of (x²+y²)​

Answer 1

Answer:

x^2+y^2= (x+y)^2-2xy

(15)^2-2(24)

225-48

117

Step-by-step explanation:

Answer 2

Answer:

The correct answer is 177

Step-by-step explanation:

${x}^{2} + {y}^{2} \\ = {(x + y)}^{2} - 2xy \\ = {15}^{2} - 2.24 \\ = 225 - 48 \\ = 177$

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