babyblue098
babyblue098
14-06-2016
Mathematics
contestada
simplify 4(x+5)÷x^2+2x-15
Respuesta :
fzhran
fzhran
27-06-2016
Cross multiply the eq. below first and got (x+5)(x-3)
4(x+5) ÷ (x+5)(x-3)
Now, you can easily cancel off the (x+5) and left with
4/(x-3)
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