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Diano4ka-milaya [45]
3 years ago
6

If x=-4 calculate 2xsquared + x

Mathematics
2 answers:
nlexa [21]3 years ago
8 0
2x^2 + x
when x = -4
2(-4)^2 + (-4)
You have to be careful with the negatives and squaring.
2(16) - 4
32 - 4 = 28
kari74 [83]3 years ago
3 0
Its 28 hope this helps <3
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