Exploring the Basics of Logarithms

The video introduces logarithms, explaining their inverse relationship with exponents. It covers the basics of exponents, including squaring and cubing, and introduces logarithms as a method to solve exponential equations. The video discusses common and natural logarithms, their bases, and how to use calculators to evaluate them. It also covers converting between logarithmic and exponential forms and solving logarithmic equations using these conversions.

What does 5 squared equal?

• 25

• 10

• 20

• 15

Tags

CCSS.8.EE.A.2

What is the cube root of 216?

• 7

• 6

• 8

• 5

Tags

CCSS.8.EE.A.2

What is the inverse of an exponent called?

• Subtractor

• Logarithm

• Divider

• Multiplier

What base is used for common logarithms?

• 100

• 10

• e

• 2

What is the approximate value of Euler's number (e)?

• 2.718

• 10

• 3.14

• 1.618

What does the natural logarithm typically deal with?

• Time

• Growth

• Division

• Subtraction

How do you find a logarithm with a base other than 10 or e on a calculator?

• Use the ln button

• Use the log button

• It's not possible

• Use the math button

Tags

CCSS.HSF.BF.B.5

What does log base 100 of 10 equal?

• 0.5

• 2

• 10

• 100

Tags

CCSS.HSF.BF.B.5

In the exponential form v^x = a, what does the logarithmic form look like?

• log base x of a = v

• log base v of a = x

• log base x of v = a

• log base a of v = x

Tags

CCSS.HSF.BF.B.5

How do you convert an exponential equation to a logarithmic form?

• Keep the base the same and switch the exponent and argument

• Switch the base and the argument

• Keep the exponent the same and switch the base and argument

• Switch the base and the exponent

Tags

CCSS.HSF.BF.B.5