SOLUTION: I need help performing the indicated operation f(x)=4x2 +5x+7, g(x)=5x-3 I need to find (g of)(x)

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Question 127194: I need help performing the indicated operation
f(x)=4x2 +5x+7, g(x)=5x-3
I need to find (g of)(x)

Answer by jim_thompson5910(35256)   (Show Source): You can put this solution on YOUR website!
Remember, (g o f)(x) means g(f(x))

Start with the second function



Plug in . In other words, replace each x in g(x) with


Distribute


Combine like terms

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