Question

(5+y3)2= Quero a resposta por favor

Answer 1

Olá bom dia!
$(5 + {y}^{3} ) ^{2} = \\ \\ (5 + {y}^{3} ) \times (5 + {y}^{3} ) = \\ \\ 25 + 5 {y}^{3} + {5y}^{3} + {y}^{6} = \\ \\ = 25 + {10y}^{3} + {y}^{6}$