Question 237904
{{{v^2-5v-50=0}}}
{{{(v-10)(v+5)=0}}}
so v-10=0 or v+5 = 0
v = 10 or v=-5


{{{4 *sqrt(75) - 7 *sqrt(3)}}}
{{{4*sqrt(25)*sqrt(3) - 7*sqrt(3)}}}
{{{4*5 * sqrt(3) - 7*sqrt(3)}}}
{{{20*sqrt(3) - 7*sqrt(3)}}}
{{{13*sqrt(3)}}}