Question

Q30. If x+2 and x-1 are the factors of x3 + 10x2 + mx-n,
then values of m and n are respectively
O 5 and -3
0 17 and -8
0 7 and 18
O 23 and -19​

Answer 1

option (c) is correct.

solution is in attachment.

hope, it is clear and it helps you.

comment if you have any doubt in my solution.