Hi

rational expression 5x/(4x+4)

Domain is all values of x with the exception of x = -1

CANNOT have a zero in the denominator! 

Answer by stanbon(75887)   (Show Source): You can put this solution on YOUR website!
 The domain of the rational expression 5x/(4x+4) is all x's except what number?

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4x+4 connot be zero.

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Solve: 

4x+4 = 0

4x = -4

x = -1

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Answer: x cannot be -1

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Cheers,

Stan H. 

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