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The value of N satisfying log(a)[1+log(b...

The value of `N` satisfying `log_(a)[1+log_(b){1+log_(c)(1+log_(p)N)}]=0` is

A

`2`

B

`0`

C

`5`

D

`1`

Text Solution

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The correct Answer is:
To solve the equation \( \log_a \left( 1 + \log_b \left( 1 + \log_c \left( 1 + \log_p N \right) \right) \right) = 0 \), we will proceed step by step. ### Step 1: Simplify the logarithmic equation Starting with the equation: \[ \log_a \left( 1 + \log_b \left( 1 + \log_c \left( 1 + \log_p N \right) \right) \right) = 0 \] Using the property of logarithms, we know that if \( \log_a x = 0 \), then \( x = 1 \). Therefore, we can rewrite the equation as: \[ 1 + \log_b \left( 1 + \log_c \left( 1 + \log_p N \right) \right) = 1 \] ### Step 2: Isolate the logarithm Subtracting 1 from both sides gives: \[ \log_b \left( 1 + \log_c \left( 1 + \log_p N \right) \right) = 0 \] Again, applying the logarithmic property, we have: \[ 1 + \log_c \left( 1 + \log_p N \right) = 1 \] ### Step 3: Continue isolating the logarithm Subtracting 1 from both sides again results in: \[ \log_c \left( 1 + \log_p N \right) = 0 \] This implies: \[ 1 + \log_p N = 1 \] ### Step 4: Isolate the innermost logarithm Subtracting 1 from both sides gives: \[ \log_p N = 0 \] Using the logarithmic property once more, we conclude: \[ N = p^0 \] ### Step 5: Final value of N Since \( p^0 = 1 \), we find that: \[ N = 1 \] Thus, the value of \( N \) satisfying the original equation is: \[ \boxed{1} \]

To solve the equation \( \log_a \left( 1 + \log_b \left( 1 + \log_c \left( 1 + \log_p N \right) \right) \right) = 0 \), we will proceed step by step. ### Step 1: Simplify the logarithmic equation Starting with the equation: \[ \log_a \left( 1 + \log_b \left( 1 + \log_c \left( 1 + \log_p N \right) \right) \right) = 0 \] Using the property of logarithms, we know that if \( \log_a x = 0 \), then \( x = 1 \). Therefore, we can rewrite the equation as: ...
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