Question

If z=5, find the value of z^3 -3 (z-10)​

Answer 1

Answer :

If Z = 5

|=> Z³ - 3 ( Z - 10 )

|=> Z³ - 3Z + 30

|=> ( 5 )³ - 3 ( 5 ) + 30

|=> 125 - 15 + 30

|=> 125 + 15

|=> 140

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