Question

4. Without actual calculating the cubes, find the value of each of the following
(1) (-10)3 + (7)3 + (3)³​

Answer 1

—10+7+3=0

If a+b+c=0 and we wanna calculate a³+b³+c³

Than it will be equal to 3abc

(-10)3 + (7)3 + (3)³​=3(-10×7×3)= –630

Hope it helps you out

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