((x^2 - 4)/(x - 1) - 2*x*ln(x - 1) + 2*x)/((x^2 - 4)^2) = 0
x^2+y^2=25 what are the possible solutions
meaning of Q
(1028/(10+(5*X)))*X=30.72
22/5 subtract 20/7
9u^-64
x^3-x-2
14/26 add 1/3 in lowest terms
If 4(2x + 3x) = 30, solve for x.
lim(x,y)->(0,1) tan^-1(y/x)
