Math
posted by Lorry .
1) Let f(x)=9x2;g(x)=under square root 3x+7. Find each of the following. A) domain of (f+g) B) domain of fg C) domain of f/g (my answer is all r real number am i right?) 2) Let f(x)=3x2;g(x)=5x+1. Compute the indicated value. A) (fogof)(2) i don't get the answer.please help me. Thanks
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