If f(x) = x2 – 3x – 4, find 2f (2).
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If f(x) = x2 – 3x – 4, find 2f (2).
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Answer:
2f(2)=12
Step-by-step explanation:
f(2)=2²-3(2)-4
=4-6-4
f(2)=6
2f(2)=2(6)
2f(2)=12