Question

Os zeros da função f(x)=6x+8x-6

Answer 1

Para descobrir os zeros, basta fazer $f(x)=0$ : 

$f(x)=6x+8x-6\\\\ f(x)=14x-6\\\\ 0=14x-6\\\\ 6=14x\\\\ 14x=6\\\\ x=\frac{6}{14}\\\\ x=\frac{3}{7}$