Simplify : (2x-5y)3 – (2x+5y)3
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Answer:
(2x-5y) -(2x+5y) 3 a°-b³ = (a-b)(a2+ba+ab) => (2x-5y-2x-5y)[{2x-5y}2+{2x+5y}2+(2x-5y)
(2x+5y)]
=> -10y(4x2+25y2-20 xy+ 4x²+25y²+20xy+4x²-25y)
(a+b)(a-b) = a²-b²
-10y(12x²+25y?) is the answer
hope this helps
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Step-by-step explanation:
answer is in the above picture
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