elisha71
elisha71 elisha71
  • 23-01-2017
  • Mathematics
contestada

if x = -2, find the value of: 2xsquared - x

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JillyBeans
JillyBeans JillyBeans
  • 23-01-2017
2*-2^2--2
2*4--2
8--2
8+2 (two negatives equals a positive!)
10
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