Question

answer for the question​

Answer 1

Answer:

m = -8

Step-by-step explanation:

x³-3x2-mx+24

(x+3)=0

x=-3

x³-3x²-mx+24=0

(-3)³ - 3(-3)² - m(-3) + 24=0

-27-27+3m+24=0

3m+24=0

3m=-24

m= - 24/3

m = -8