Answer:
4x-9y and 4x²-9y²...
Step-by-step explanation:
Factor the following:-81 y^4 + 16 x^4-81 y^4 + 16 x^4 = -(9 y^2) ^2 + (4x^2)^2 + (4x^2):- (9 y^2)...
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Answer:
4x-9y and 4x²-9y²...
Step-by-step explanation:
Factor the following:-81 y^4 + 16 x^4-81 y^4 + 16 x^4 = -(9 y^2) ^2 + (4x^2)^2 + (4x^2):- (9 y^2)...