Question

Determine m de modo que se verifique: 
a) senx=$\frac{2m+4}{5}$

Answer 1

$sen(x)=\frac{2m+4}{5} \\ \\ 5sen(x)=2m+4 \\ \\ 2m=5sen(x)-4 \\ \\ m=\frac{5sen(x)-4}{2} \\ \\ \boxed{m=\frac{5sen(x)-4}{2}-2}$