Question

1) Dada a função f(x) = 4.x + 5 , calcule o valor de f (3/4) ​

Answer 1

Resposta:

$f(x) = 4x + 5 \\ \\ f( \frac{3}{4} ) = 4 \times ( \frac{3}{4} ) + 5 \\ \\ f( \frac{3}{4} ) = \frac{12}{4} + 5 \\ \\ f( \frac{3}{4} ) = 3 + 5 \\ \\ f( \frac{3}{4} ) = 8$