Question

without actually calculating you find the values of (-9)3+(7)3+(2)3 please answer my question I will mark you as brainliest​

Answer 1

Step-by-step explanation:

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Answer 2

Hello mate,

Let x=-9,y=7,z=2

So if x+y+z

= -9+7+2

= -9+9

=0

So,(x+y+z)³=x³+y³+z³=3xyz

=3×-9×7×2

= -378 Ans

Please follow me mate and mark as brainliest if you are satisfied.