Frac 1 2x 2 4x frac 2 x July 8, 2019 16 32 64 128 ( frac 1 2 ) Frac 2 Frac 2x 4 = frac 1-2x 3 Frac 2x-1 4 + frac x 3 =2 Partial fractions calculus 2