Question

Solve: 0 = 6x2 − 10x − 4.

x = −1 over 3, x = −2
x = −1 over 3, x = 2
x = 1 over 3, x = −2
x = 1 over 3, x = 2

Answer 1

\[6x ^{2}-10x-4=0\]
\[6x ^{2}-12x+2x-4=0\]
\[6x(x-2)+2(x-2)=0\]
\[(6x+2)(x-2)=0\]
\[(6x+2)=0 \cup (x-2)=0\]
\[x=\frac{ -1 }{ 3 } \cup x=2\]