Find gof and fog, if f:R- R and g R- R are given by f(x) - cos t and g – InterviewSolution

1.	Find gof and fog, if f:R- R and g R- R are given by f(x) - cos t and g(x)-3x. Show thatgof fog.R and g: R->R are given by f (x)x and g(x3xcos r a
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