What are the important parts of the equation to graph #f(x) = (x^2 - 1) / (x+1)#?

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What are the important parts of the equation to graph #f(x) = (x^2 - 1) / (x+1)#?

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Answer 1 · 2018-06-26T07:14:38

#xcancel=-1#

Explanation:

This equation can be simplified to #((x+1)(x-1))/(x+1) rarr (cancel(x+1)(x-1))/(cancel(x+1)) rarr x-1#

However we must remember the restriction #xcancel=-1# As doing so would make #0/0# in the original equation. However every other point would be acceptable.

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What are the important parts of the equation to graph #f(x) = (x^2 - 1) / (x+1)#?

1 Answer

Explanation:

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