Question

If f(x)=|||x-2|-1|-3|, then
Number of solutions of f(x)=(1)/(2) are
(A) 1
(B) 2
(C) 3
(D) 4

Answer 1

Answer:

Given,  f(x)=x  

2

 

∴  

(1.1−1)

f(1.1)−f(1)

​

=  

(1.1−1)

(1.1)  

2

−(1)  

2

 

​

=  

0.1

1.21−1

​

=  

0.1

0.21

​

=2.1