# What is the excluded value for #y=(x+2)/(x-1)#?

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The denominator of y cannot be zero as this would make y undefined. Equating the denominator to zero and solving gives the value that x cannot be.

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The excluded value for y=(x+2)/(x-1) is x=1.

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When evaluating a one-sided limit, you need to be careful when a quantity is approaching zero since its sign is different depending on which way it is approaching zero from. Let us look at some examples.

When evaluating a one-sided limit, you need to be careful when a quantity is approaching zero since its sign is different depending on which way it is approaching zero from. Let us look at some examples.

When evaluating a one-sided limit, you need to be careful when a quantity is approaching zero since its sign is different depending on which way it is approaching zero from. Let us look at some examples.

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- How do find the quotient of #(-300x^5y^4)/(xy^2)#?
- How do you write an inverse variation equation given y=-1 when x=-12?
- If y varies inversely as the square of x and y = 8 when x = 2, then what is the value of y when x = -1?

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