Question

x^2+y^4+(x-y^2)(x+y^2) x=5 y=6

Answer 1

Ответ:

${x}^{2} + {y}^{4} + (x - {y}^{2} )(x + {y}^{2} ) = \ = {x}^{2} + {y}^{4} + {x}^{2} - {y}^{4} = 2 {x}^{2} \ 2 times {5}^{2} = 2 times 25 = 50$