SOLUTION: simplify rational expressions using -1 as a factor x squared - 1 ___________ _ 1 - x

SOLUTION: simplify rational expressions using -1 as a factor x squared - 1 ___________ _ 1 - x

Algebra.Com

Question 31217: simplify rational expressions using -1 as a factor
x squared - 1
_____________
1 - x
Answer by troyapplehelen(46) (Show Source): You can put this solution on YOUR website!
(x squared -1)/(1-x) is {(x+1)(x-1)}/-1(x+1), then cancel (x+1) on both, top and bottom. then, (x-1)/-1 which is -(x-1), which is 1-x(=-x+1)
RELATED QUESTIONS
simplify rational expressions using -1 as a factor x squared -4 over... (answered by troyapplehelen)

simplify rational expressions using -1 as a factor x squared + 3x + 2 over -3x - x... (answered by Cintchr)

Rational Expressions using -1 as a factor How do I solve 4-xsquared over... (answered by troyapplehelen)

I want to know if you know how to simplify rational expressions by using negative 1 as a (answered by stanbon)

factor: 4x(squared)-49y(squared) factor: 4x(squared)-28x+49 simplify the rational (answered by 067isa,Earlsdon)

Using -1 as a factor simplify 9-x^2/x+3 (answered by stanbon)

I am having trouble with algebra part 2. I am working on using -1 as a factor to simplify (answered by stanbon)

For simplifying complex rational expressions, my testbook gives us two methods of doing... (answered by stanbon)

complex rational expressions 1 - 2/x _______ 1 +... (answered by arallie)