Question

3) Calcule f(-2), sendo f(x) = 5x - 3!​

Answer 1

$\sf f(x) = 5x - 3 \\ \\ \\ \sf f( - 2) = 5 \cdot - 2 - 3 \\ \\ \\ \sf f( - 2) = - 10 - 3 \\ \\ \\ \sf {\color{lime}f( - 2) = - 13}$

Att: Nerd1990