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1 vote
190 = 200^b, make b the subject​

User Gasol
by
7.3k points

1 Answer

4 votes

Answer:

b =
(ln190)/(ln200)

Explanation:

Using the rule of logarithms

log
x^(n) ⇔ nlogx

Given

190 =
200^(b) ( take the natural log ln of both sides )

ln190 = ln
200^(b) = bln200 ( divide both sides by ln200 )


(ln190)/(ln200) = b

User Gvsrepins
by
6.6k points