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Mathematics 13 Online
OpenStudy (anonymous):

Use the function f(x) and g(x) to answer the question. F(x)=4x-5; g(x)=x+3 Which expression is equal to (g o f)(x)? a) 4x +7 b) 4x + 12 c) 4x - 2 d) 5x - 2

OpenStudy (welshfella):

replace the x in f(x) by g(x) ( that is x + 3) and simplify

OpenStudy (welshfella):

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