if a= 4x²-5y² b = 4x²-5y²
then find a-b
if u answer i make them brainlist
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Answer is 0...
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Answer:
a-b
(4x^2-5y^2)-(4x^2-5y^2)
=4x^2-5y^2-4x^3+5y^2
=0
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