Question

If y+1 is a factor of ky³+y²-2y+4k-10

Answer 1

y+1=0
y=-1
put y=-1
p(-1)=k(-1)3+(-1)2-2(-1)+4k-10
=-k+1+2+4k - 10=0
3k+3=0
3k= -3
k= -3/3
k=-1
I hope it will help.☺