find the roots of the equations
1/x+4 - 1/x-7= 11/30
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Step-by-step explanation:
Find the roots- 1/(x+4) - 1/(x-7)= 11/30, x is not equal to -4,7.
Multiply thru by 30(x+4)(x-7) to get:
30(x-7)-30(x+4) = 11(x-7)(x+4)
-210-120 = 11(x^2-3x-28)
-30 = x^2-3x-28
x^2-3x+2=0
(x-2)(x-1)=0
x=2 or x=1
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