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Please help me!

If f(x) = 3x^3 -5, what is f(x) when x=2??

User Pimvdb
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1 Answer

2 votes

Answer:

19

Explanation:

f(x) when x=2 is just a fancy way of saying substitute the x in this equation with 2.

so the equation becomes..

3(2)^3-5 ... remeber PEMDAS

3(8)-5

24 -5 =19

User Krisanalfa
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