Question

Please factor the following polynomial completely 128v^2-50

Answer 1

start with
\[2(64v^2-25)\] and then factor the second part as the difference of two squares

Answer 2

\[a^2-b^2=(a+b)(a-b)\] use
\[a=8v,b=5\]

Answer 3

so the answer is 2(8v-5)(8v+5)

Answer 4

yes