Question

(-4x a la 4+x al 2+4)+(5x al 2 -4)

Answer 1

Explicación paso a paso:

$( - 4 {x}^{4} + {x}^{2} + 4) + (5 {x}^{2} - 4) \\ - {4x}^{4} + {x}^{2} + 4 + 5 {x}^{2} - 4 \\ - 4 {x}^{4} + 6 {x}^{2}$