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Find the domain of each rational expression. f(x)=5x-7/4

2 Answers

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1)\ \ \ f(x)=5x- (7)/(4) \ \ \ \Rightarrow\ \ \ D_f=R\\\\2)\ \ \ f(x)= (5x-7)/(4) \ \ \ \Rightarrow\ \ \ D_f=R
User Jhansen
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8.4k points
5 votes

f(x)=5x-(7)/(4)

The function is defined for all real numbers x

D=R



User James Irwin
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8.2k points