write the cube of x-7/x
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Answer:
Rewrite equation with the term containing cube root on one side as follows. 3√x = x.
Raise both sides to power 3 in order to clear the cube root. ( 3√x ) 3 = x 3
Rewrite the above equation with right side equal to zero. x - x 3 = 0.
Factor. x (1 - x 2) = 0.
and solve for x.
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Answer:
the cube of x-7/x is
Step-by-step explanation:
(x-7)³/x³
=x³-7³-3x²7+3x7²/x³
=x³-343-21x²+147x/x³
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