Question
Question: The value of x, satisfying log<sub>a</sub>(1 + log<sub>b</sub>{1 + log<sub>c</sub>(1 + log<sub>p</su...
The value of x, satisfying loga(1 + logb{1 + logc(1 + logpx)}) = 0, is
A
4
B
3
C
2
D
1
Answer
1
Explanation
Solution
The given equation yields 1 + logb{1 + logc(1 + logpx)} = 1 ⇒ logb{1 + logc(1 + logpx)} = 0 ⇒ 1 + logc(1 + logpx) = 1 ⇒ logc(1 + logpx) = 0 ⇒ 1 + logpx = 1
⇒ logpx = 0
⇒ x = 1