Question

without actually division prove that 2x^4-8x^3+3x^2+12x-9 is exactly divisible by x^2-4x+3

Answer 1

without actual division prove that 2 into 4 into 8 into 3 + 3 into 2 + 12 into minus 9 exactly divisible by into 2 minus 4 in 2 + 3