Question

como resolver esta conta (x³+y)² ?
calculo,pfv rapidinho

Answer 1

$(a + b)^{2} = a^{2} + 2ab + b^{2}$

$(x^{3} + y)^{2} = (x^{3})^{2} + 2*x^{3}*y + y^{2}$
$(x^{3} + y)^{2} = x^{6} + 2x^{3}y + y^{2}$