without actually calculating the cubes find the value of each of the following=(-12)3 +(7)3 + (5)3
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(-12)³+(7)³+5³
=(-12+7+5){(-12)²+(7)²+(5)²+(12*7) - (7*5) +(12*5)}
=0{(-12)²+(7)²+(5)²+(12*7) - (7*5) +(12*5)}
=0
prashant9396:
wrong answer
the anwer is -1260
0 is wrong answer
how???
the answer should be 0
i have done it in previous class only
its not wrong
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