Math, asked by aadyaasamadariya, 9 months ago

find the cube of 2x-5y​

Answers

Answered by arun7266
3

Answer:

250y³-120x²y

Step-by-step explanation:

Maths AryaBhatta

Hey there!

(2x-5y)³-(2x+5y)³

=8x³-125y³-3*2x*5y(2x-5y)-[8x³+125y³+3*2x*5y(2x+5y)]

=8x³-125y³-3*2x*5y(2x-5y)-8x³-125y³-3*2x*5y(2x+5y)]

=-250y³-60x²y+150xy²-60x²y-150xy²

=-250y³-120x²y

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