plz tell all the ans with explanation
Attachments:
Answers
Answered by
1
ans.1) let x= -1
p(x)=x3+2x2+k=0
p(-1)=(-1)3+2(-1)2+k=0
= -1+(-2)+k=0
= -1-2+k=0
= -3+k=0
= k= 0+3
(ans). = k=3
p(x)=x3+2x2+k=0
p(-1)=(-1)3+2(-1)2+k=0
= -1+(-2)+k=0
= -1-2+k=0
= -3+k=0
= k= 0+3
(ans). = k=3
adityamitra02:
welcome
Similar questions