Answer:
i think the answer is D my guy
Step-by-step explanation:
do you need the steps??
mark brainliest :p
I think I may be wrong check
5(x^2n-1)×(2x^3n-1) ^2
=20n3 x8 -20n2 x5 +20n x3 +20n x3 +5n x2-5
Step-by-step Explanation