5. If (x+2) is a factor of 2x+5x2-x-k then find the value of k.
Answers
Answered by
0
Step-by-step explanation:
x+2=0
x=-2
2×-2+5×-2-k=0
-4-10=0
-4=10-k
-k=10+4
=14
k=-14
Similar questions