## All Tasks

#### Opposite angles

If α = 45º then β = _____ º

# Angles

Learning

6

#### Relation of adjacent angles

What’s the relation between α and β?

# Angles

Training

6

#### Adjacent angles

α = 143°
β =___ °

# Angles

Training

6

#### Immediate integral

The primitive function, $\int \frac{1-x}{x^2+x-2}dx$, is:

# Integration calculus

Training

13

#### Integral by parts

Enter the logical value of the expression
$$\displaystyle \int x^5~e^{x^3+1}~dx=\dfrac{(x^3-1)e^{x^3+1}}{3}+C$$

# Integrals of functions

Reasoning

13

#### Immediate integral

The primitive function of $\int \frac{1}{\cos(x)\cot(x)}dx$ is:

# Integration calculus

Training

13