CameraIcon
CameraIcon
SearchIcon
MyQuestionIcon
MyQuestionIcon
1
You visited us 1 times! Enjoying our articles? Unlock Full Access!
Question

log x +log (x+3) = 1 then value of x =

A
2, 5
No worries! We‘ve got your back. Try BYJU‘S free classes today!
B
-2,-5
No worries! We‘ve got your back. Try BYJU‘S free classes today!
C
2,-5
Right on! Give the BNAT exam to get a 100% scholarship for BYJUS courses
D
-2,-5
No worries! We‘ve got your back. Try BYJU‘S free classes today!
Open in App
Solution

The correct option is C 2,-5
log x +log (x+3) = 1
log (x(x+3)) = log10
(x(x+3)) = 10
x2+3x -10 = 0
(x-2)(x+5) = 0
x=2, x=-5

flag
Suggest Corrections
thumbs-up
0
Join BYJU'S Learning Program
similar_icon
Related Videos
thumbnail
lock
Functions
QUANTITATIVE APTITUDE
Watch in App
Join BYJU'S Learning Program
CrossIcon