Posted by shelly on Saturday, May 23, 2009 at 4:04pm.
In the first, change it to
-(y^2-25)/(y-5) then factor the numberator as a difference of two squares (y+5)(y-5)
On the second, notice you can factor 4 out of the numerator, and the denominator, (then the 4/4 becomes 1)
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