wiz-icon
MyQuestionIcon
MyQuestionIcon
4
You visited us 4 times! Enjoying our articles? Unlock Full Access!
Question

If roots of the equation ax3+bx2+cx+d=0 remain unchanged by increasing each coefficient by one unit, then


A

a = b = c = d 0

Right on! Give the BNAT exam to get a 100% scholarship for BYJUS courses
B

a0, b+c=0, d0

No worries! We‘ve got your back. Try BYJU‘S free classes today!
C

abcd0

No worries! We‘ve got your back. Try BYJU‘S free classes today!
D

a = b c = d 0

No worries! We‘ve got your back. Try BYJU‘S free classes today!
Open in App
Solution

The correct option is A

a = b = c = d 0


The roots of ax3+bx2+cx+d=0 and (a+1)x3+(b+1)x3+(c+1)x+(d+1)=0 are same.
a+1a=b+1b=c+1c=d+1d a=b=c=d0


flag
Suggest Corrections
thumbs-up
0
Join BYJU'S Learning Program
similar_icon
Related Videos
thumbnail
lock
Relation Between Roots and Coefficients for Higher Order Equations
MATHEMATICS
Watch in App
Join BYJU'S Learning Program
CrossIcon