Answer:
81m^2-100n^4
Step 1: Identify algebraic identity used
Algebraic identity = a^2-b^2
= (a-b)(a+b)
Step 2: Apply solution
81m^2-100n^4=(9m-10n^2)(9m+10n^2)
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Answer:
81m^2-100n^4
Step 1: Identify algebraic identity used
Algebraic identity = a^2-b^2
= (a-b)(a+b)
Step 2: Apply solution
81m^2-100n^4=(9m-10n^2)(9m+10n^2)