SOLUTION: Please help. For f(x)=-3x^2 +5x-6, find (a) f(-2) (b)f(1/b)

Question 883943: Please help.
For f(x)=-3x^2 +5x-6, find (a) f(-2) (b)f(1/b)
Answer by jim_thompson5910(35256) (Show Source): You can put this solution on YOUR website!

Replace every x with -2

Evaluate (with a calculator)

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For part b, plug in x = 1/b and simplify to get

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