i) It is given that f(x)=(-5-33x)/((1+x)(1+5x)), express f(x) in the form A/(1+x) + B/(1+5x) where A,B are integers. ii) hence express the integral of f(x) between x=3 and x=0 in the form (p/q)ln4 where p,q are integers.

i) -7/(1+x) + 2/(1+5x) ii) (-31/5)ln4

DT

Related Maths A Level answers

All answers ▸

Find the tangent of the following curve, y=xe^x, at x=1 expressing it in the form y=mx+c?


Express (5x + 3)/((2x - 3)(x + 2)) in partial fractions.


Find the equation of the tangent to the curve y = (5x+4)/(3x -8) at the point (2, -7)


What is the integral of ln x dx