How do you factor $5v^2-30v+40$ ?

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Answer 1 · 2018-06-13T15:17:14

$5(v-4)(v-2)$

We get
$5*(v^2-6v+8)$
and solving the quadratic
$v_(1,2)=3pmsqrt(9-8)$
so we get
$v_1=4$
$v_2=2$

and the factorization is given by
$5(v-4)(v-2)$

How do you factor 5v^2-30v+405v^2-30v+40?