I need help with this question Factor the expression 36^4b^1081a^16b^25 using the two different techniques

Question

I need help with this question : Factor the expression 36^4b^10-81a^16b^25 using the two different techniques

listed for Parts 1(a) and 1(b).

(a) Factor the given expression using the GCF monomial.

(b) Factor the given expression using the difference of squares.

Math