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  • 28-11-2016
  • Mathematics
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What is the value of the expression –4x^3 when x = –2?

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Tucon
Tucon Tucon
  • 28-11-2016
   
[tex]-4x^3 \overset{x=-2}{=\!=\!=\!=\!=} -4\cdot(-2)^3 = -4 \cdot (-8) = +32 = \boxed{32}[/tex]



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