Question

what number must be added to 3x³-4x²-5x so that the resulting polynomial has a factor x-2​

Answer 1

Answer:

-3x³-4x²-4x-2

Step-by-step explanation:

let z be added to the expression.

so we get, z+ (3x³-4x²-5x) = x-2

z= x-2-(3x³-4x²-5x)

= x-2-3x³-4x²-5x

-3x³-4x²-4x-2