Question

Si F(x) = 5x2 - x +7,
hallar: F(2)

Answer 1

Explicación paso a paso:

$f(x) = 5 {x}^{2} - x + 7 \\ f(2) = 5 {(2)}^{2} - 2 + 7 \\ f(2) = 20 - 2 + 7 \\ f(2) = 25$

saludos