lowest common denominator is
(x-9)(x+9)(x+3)
(2(x+9) - (x-9))/lcd or
(x+27)/LCD
I need to subtract and simplify
2/x^2-6x-27 -1/x^-12-27
I got so far
2/(x-9)(x+3) - 1/(x+9)(x+3)
not sure what to do next...please help
1 answer