If X=1/2-$3 Find Value Of X^3-2X-7X
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Explanation:
(1/2 - $3)^3 - 2(1/2-$3) - 7 (1/2 -$3)
1/2 - $3 - 1 - $6 - 7/2 - $21
-1/2 - 9 - 7/2 -21
-4 - $30
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