Question

if z=10,find the value of z3-3(z-10)​

Answer 1

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GIVEN- Z=10

TO FIND VALUE OF- Z3-3(Z-10)

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Substitute z by 10 everywhere in equation.

=(10) x 3 - 3 (10-10)

=30 - 3(0)

=30 - 0

=30

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