High School Math : Understanding Logarithms

Study concepts, example questions & explanations for High School Math

varsity tutors app store varsity tutors android store

Example Questions

Example Question #1 :Logarithms

Possible Answers:

Correct answer:

Explanation:

Most of us don't know what the exponent would be ifand unfortunately there is noon a graphing calculator -- only(which stands for).

Fortunately we can use the base change rule:

Plug in our given values.

Example Question #1 :Logarithms

Based on the definition of logarithms, what is?

Possible Answers:

4

2

100

10

3

Correct answer:

3

Explanation:

For any equation,. Thus, we are trying to determine what power of 10 is 1000., so our answer is 3.

Example Question #1 :Using Natural Log And Log Base 10

What is the value ofthat satisfies the equation?

Possible Answers:

Correct answer:

Explanation:

相当于. In this case, you know the value of(the argument of a logarithmic equation) and b (the answer to the logarithmic equation). You must find a solution for the base.

Learning Tools by Varsity Tutors