Question

find x^2+y^2if x-y=5,xy=14​

Answer 1

Answer:

${(x - y)}^2 = {15}^{2} \\ {x}^{2} + {y}^{2} - 2ab = 225 \\ {x}^{2} + {y}^{2} = 225 - 28 \\ {x}^{2} + {y}^{2} = 197$

this is the answer