lf `r_1,` is the remainder when `3x^4-8x^+5x^2-7x-13` is divided by `x + k and r_1,` is when `9x^3-4x^2-3x + 8` is divided by `x- k/2 and if 3/8 r_1- kr_2 =1/8,` find the remainder when `32x^3 + 27x^2-43x + 100` is divided by `x-k.`