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May 22, 2015

Homework Help: math(precalculus)

Posted by Karen on Thursday, July 31, 2014 at 8:43am.

Write the equation of a Rational Function satisfying given conditions.

Has vertical asymptotes located at x-2 and x=-1
Has a horizontal asymptote located at y=0(x-axis)
y-intercept:(0,2) x-intercept (4,0)

R(x)= ???

what I did is,
R(x)= ax+b/c(x-2)(x+1)
then plug in (0,2), b=-4c
plug in(4,0), a=c
then what to do next?? Please help me with this I will appreciate that!!

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