Advertisements
Advertisements
Question
Find x, if : logx 2 = - 1.
Sum
Advertisements
Solution
Consider the equation
logx 2 = - 1
⇒ x-1 = 2
⇒ `1/x` = 2
⇒ x = `1/2`
shaalaa.com
Interchanging Logarithmic and Exponential Forms
Is there an error in this question or solution?
APPEARS IN
RELATED QUESTIONS
Express the following in exponential form :
log100.01 = - 2
Express the following in exponential form : log101 = 0
Find the logarithm of : 0.001 to the base 10
State, true or false : log2 8 = 3 and log8 = 2 = `1/3`
Find x, if : log3 x = 0
Evaluate : log2 ( 1 ÷ 8 )
Evaluate : log0.5 16
Given log2 x = m. Express 2m - 3 in terms of x.
Given log5 y = n. Express 53n + 2 in terms of y.
Solve for x:
log(x - 1) + log (x + 1) = log21
