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1) If X = 2, calculate the value of: 2x squared - x 2) if X = -2, calculate the value of: 2x squared -x

1) If X = 2, calculate the value of: 2x squared - x 2) if X = -2, calculate the value of: 2x squared -x
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5 votes
1) If X = 2, calculate the value of: 2x squared - x

2) if X = -2, calculate the value of: 2x squared -x

asked
User Gilligan
by
8.2k points

1 Answer

3 votes
Use PEMDAS
1. 2(2^2)-2
=2(4)-2
=8-2
=6

2. 2((-2)^2)-(-2)
=2(4)+2
=8+2
=10
answered
User Volodymyr Bezuglyy
by
7.1k points
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