If x – y = 5, then the value of x3 – y3 – 15xy – 100 is equal to 5 25 100 125
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hey frnd here is ur answer
Step-by-step explanation:
x³+y³+15xy-125
=x³ + y³ +3 xy ×5 - 125
=x³ + y³ +3xy(x+y) - (5)³
= (x+y) ³ - (5)³
=(5)³ - (5)³
=0...(ans)
Hope this is ur required answer.
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