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If f(x) = 2x2 - x, find f(-3).
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If f(x) = 2x2 - x, find f(-3).

User BjarkeCK
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2 Answers

0 votes

Answer: 21

Step-by-step explanation: because i got it right

User Tyler Carberry
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8.7k points
7 votes
f(x) = 2x^2 - x
if x=-3

f(-3) = (2*(-3)^2) - (-3)
f(-3) = (2*9) + 3
f(-3) = 18 + 3
f(-3) = 21
User Wickethewok
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8.0k points
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