Advertisements
Advertisements
प्रश्न
Find x, if : log5 (x - 7) = 1
बेरीज
Advertisements
उत्तर
Consider the equation
log5 (x - 7) = 1
⇒ 51 = x - 7
⇒ 5 = x - 7
⇒ x = 5 + 7
⇒ x = 12
shaalaa.com
Interchanging Logarithmic and Exponential Forms
या प्रश्नात किंवा उत्तरात काही त्रुटी आहे का?
APPEARS IN
संबंधित प्रश्न
Express the following in logarithmic form:
`3^-2 = 1/9`
Express the following in exponential form : log80.125 = -1
Find the logarithm of : 0.001 to the base 10
Find the logarithm of : 27 to the base 9
State, true or false : If log10 x = a, then 10x = a.
State, true or false : If xy = z, then y = logzx .
Find x, if : log432 = x - 4
Evaluate : log10 0.01
Evaluate : log0.5 16
If log (x2 - 21) = 2, show that x = ± 11.
