Question 84

Find the value of $$X^3 (X^3 - X^2 - X)$$, when X = 4

Solution

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$$X^3 (X^3 - X^2 - X)$$

X = 4

$$4^3 (4^3 - 4^2 - 4)$$

64(64 - 16 - 4) = 2816.

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