Question

If x+y=5 and xy=6. find the value x^2+y^2 and x-y.

Answer 1

the Value of x^2+y^2 is 13 and of x-y is 1

Answer 2

Step-by-step explanation:

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${x}^{2} + {y}^{2}  ⇒ (x + y) ^{2} - 2xy \\  ⇒  {5}^{2} - 2 \times 6 \\  ⇒ 25 - 12 \\  ⇒ 13 \: (ans)$