wiz-icon
MyQuestionIcon
MyQuestionIcon
1
You visited us 1 times! Enjoying our articles? Unlock Full Access!
Question

The value of k for which 4x243x+k=0 is satisfied by only one real value of x is

A
6
No worries! We‘ve got your back. Try BYJU‘S free classes today!
B
3
No worries! We‘ve got your back. Try BYJU‘S free classes today!
C
3
Right on! Give the BNAT exam to get a 100% scholarship for BYJUS courses
D
13
No worries! We‘ve got your back. Try BYJU‘S free classes today!
Open in App
Solution

The correct option is C 3
We know that (ab)2=a22ab+b2
Given Equation is 4x243x+k
Co-pairing both equations, we get
a=2x and k=3

flag
Suggest Corrections
thumbs-up
0
Join BYJU'S Learning Program
similar_icon
Related Videos
thumbnail
lock
Basics Revisted
MATHEMATICS
Watch in App
Join BYJU'S Learning Program
CrossIcon