Question

Dada a função f (x)=5x+2 , determine: f(3/4)

Answer 1

Vamos calcular a imagem de 3/4.

$f( \frac{3}{4} ) = 5 \times \frac{3}{4} + 2 \\ f( \frac{3}{4} ) = \frac{15}{4} + \frac{8}{4} \\ f( \frac{3}{4} ) = \frac{23}{4}$