CameraIcon
CameraIcon
SearchIcon
MyQuestionIcon


Question

The number of solutions of : log4(x1)=log2(x2) is


A
3
loader
B
1
loader
C
2
loader

Solution

The correct option is B 1

log4(x1)=log2(x2)
log(x1)log4=log(x2)log2
log(x1)2log2=log(x2)log2
2log(x2)=log(x1)=(x2)2=x1
x24x+4=x1x25x+5=0,
Which gives two solutions out of which only one is valid as only one solution satisfies the given equation.


Mathematics

Suggest Corrections
thumbs-up
 
0


similar_icon
Similar questions
View More


similar_icon
People also searched for
View More



footer-image