Question

A(-2) + B(-3), si A(x) = x² + 2 y B(x) = x + 3
a) 8
b) -9
c) 17
d) 16
e) 18
ayuda porfa​

Answer 1

Explicación paso a paso:

$a(x) = {x}^{2} + 2 \\ b(x) = x + 3 \\ a( - 2) = ( { - 2)}^{2} + 2 = 4 + 2 = 6 \\ b( - 3) = - 3 + 3 = 0 \\ a( - 2) + b( - 3) = 6 + 0 = 6$