- #1

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Im not sure how to factor the 1-x^2 and what to do with 1-x

I dont know how to simplify this plz help someone.

The answer to this question is 1/(x-1)(x+3)

x cannot = 1,-1, and -3

- Thread starter aisha
- Start date

- #1

- 584

- 0

Im not sure how to factor the 1-x^2 and what to do with 1-x

I dont know how to simplify this plz help someone.

The answer to this question is 1/(x-1)(x+3)

x cannot = 1,-1, and -3

- #2

shmoe

Science Advisor

Homework Helper

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Notice that 1-x^2 is a difference of squares.

- #3

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Put in the form:shmoe said:Notice that 1-x^2 is a difference of squares.

[tex]\frac{(x+1)(x+3)(1-x)}{(x-1)(1-x)(1+x)(x+3)(x+3)} [/tex]

Is it clearer now??

- #4

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THANKS YES ITS CRYSTAL CLEAR :tongue2:dextercioby said:Put in the form:

[tex]\frac{(x+1)(x+3)(1-x)}{(x-1)(1-x)(1+x)(x+3)(x+3)} [/tex]

Is it clearer now??

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