Question

Calcule o zero da função.

f(x)=2x+3/4  

f(x)=-1/5x-6

Answer 1

$<var>2x+\frac{3}{4}=0\\2x=\frac{-3}{4}\\x=\frac{-3}{8}\\\\2)\frac{-1}{5x}-6=0\\\\\frac{-1}{5x}=6\\30x=-1\\\\x=\frac{-1}{30}</var>$