Question

Divide 42x3 + 21x2 − 35x by 7x using long division and showing work

Answer 1

42x^3+21x^2-35x  divided by 7x comes out to

42x^3     21x^2     35x
-------- + --------- - --------
   7x         7x            7x

Reducing these 3 fractions, we get   6x^2 + 3x - 5 (answer)