Question

If x=9 find the value of
(i) x3 -- 3x(x - 2)​

Answer 1

Answer:

x³- 3x(x-2)

here x=9

(9) ³-3×9(9-2)

729-27(7)

729-189

540

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Answer 2

Answer:

-162

Step-by-step explanation:

=(9*3)-(3*9) (9-2)

=27-27 (7)

=27-189

=-162