Question

if x cube -3xsquare+4x+k is exactly divisible by x-2 then k=
​

Answer 1

Answer:

-4

Step-by-step explanation:

divide x³-3x²+4x+k by x-2

the remainder will come k+4

now, since it is exactly divisible the remainder should be=0

therefore, k+4=0

k= -4