Express the Following in Terms of Log 5 And/Or Log 2: Log80

Express the following in terms of log 5 and/or log 2: log80

योग

log80
= log (2⁴ x 5)
= log 2⁴ + log 5
= 4 log 2 + log 5.

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Expansion of Expressions with the Help of Laws of Logarithm

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अध्याय 10: Logarithms - Exercise 10.2

अध्याय 10 Logarithms
Exercise 10.2 | Q 2.2

If 2 log y - log x - 3 = 0, express x in terms of y.

Express the following in terms of log 5 and/or log 2: log160

Write the logarithmic equation for:

n = `sqrt(("M"."g")/("m".l)`

Express the following as a single logarithm:
log 18 + log 25 - log 30

Express the following as a single logarithm:

`"log"(81)/(8) - 2"log"(3)/(5) + 3"log"(2)/(5) + "log"(25)/(9)`

If log 16 = a, log 9 = b and log 5 = c, evaluate the following in terms of a, b, c: log 720

If 2 log x + 1 = 40, find: log 5x

If log 2 = 0.3010, log 3 = 0.4771 and log 5 = 0.6990, find the values of: log45

If log 4 = 0.6020, find the value of each of the following: log8

If log 8 = 0.90, find the value of each of the following: log4