#### Definition of log

$log_{a}b$ (pronounced as "the logarithm of b to base a", "the base-a logarithm of b", or most commonly "the log, base a, of b")

# Logarithm properties

Learning
11

#### Exponential Number

Give me a correct option of what category $e$ belongs to.

# Exponential properties

Learning
11

#### Definition

Complete with the correct words.

# Fractions

Learning
6

#### Exercise with x to the power of ...

Find the values $x$? $2^3+x^2+3^2 = 33$

# Powers

Reasoning
8

#### Divide two fractions

What is the result of the division in this photo?

# Fractions

Training
5

#### An important limit about e

$(1 + \frac{1}{x})^x$ has the limit $e$ only when $x$ tends to ... ?

# Continuity & limit of functions

Reasoning
12