If fxx23xx1 find f3 and f4 If fxx23xx1 find f3 and f4Solutio
If f(x)=x^2-3x/x-1 find f(3) and f(4)
If f(x)=x^2-3x/x-1 find f(3) and f(4)
Solution
f(x) = x^2-3x/x-1
f(3) = (3^2-3x3)/(3-1) = (9-9)/2 = 0
f(4) = (4^2-3x4)/(4-1) = (16-12)/3 = 4/3

f(x) = x^2-3x/x-1
f(3) = (3^2-3x3)/(3-1) = (9-9)/2 = 0
f(4) = (4^2-3x4)/(4-1) = (16-12)/3 = 4/3
