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See screenshot below​

See screenshot below​-example-1

2 Answers

2 votes

Answer:


\displaystyle B) {x} = \log_(6) 118

Explanation:

we would like to solve the following exponential equation:


\displaystyle 2 \cdot {6}^(x) = 236

to do so divide both sides by 2 which yields:


\displaystyle {6}^(x) = 118

take log of base 6 in both sides so that we can solve the equation for x by using
\log_ab^c=c\log_ab and that yields:


\displaystyle \log_(6) {6}^(x) = \log_(6) 118

use the formula:


\displaystyle {x} = \log_(6) 118

hence,

our answer is B)

User Gilesc
by
4.7k points
5 votes

Answer:


\boxed{\sf Option \ B }

Explanation:

A equation is given to us and we need to find out the value of x . The given equation is ,


\sf\dashrightarrow 2 * 6^x = 236

Transpose 2 to RHS , we have ,


\sf\dashrightarrow 6^x = (236)/(2)

Simplify ,


\sf\dashrightarrow 6^x =118

Use log both sides with base "6"


\sf\dashrightarrow log_6 ( 6^x) = log_6 118

Using the property of log ,


\sf\longmapsto \bigg\lgroup \red{\bf log_p q^r = r log_p q}\bigg\rgroup


\sf\dashrightarrow x \ log_6 6 = log_6 118

Again we know that ,


\sf\longmapsto \bigg\lgroup \red{\bf log_p p= 1}\bigg\rgroup

We have ,


\sf\dashrightarrow x * 1 = log_6 118

Therefore ,


\sf\dashrightarrow\boxed{\blue{\sf x = log_6 118 }}

Hence option B is correct .

User Jugal Panchal
by
4.5k points