## Expand brackets

The goal of this task is to expand the brackets of a specific expression. You can fill in this expression at the **expression** field.

## Factor

The goal of this task is to factorise a specific expression. You can fill in this expression at the **expression** field.

## Combine fractions

The goal of this task is to write a given expression as a single fraction. You can fill in this expression at the **expression** field.

## Complete the square

The goal of this task is to write a specific expression in the completed square form relative to a specific variable. You can fill in this expression at the **expression** field and the variable at the **variable** field.

## Write into linear form

The goal of this task is to write a specific expression into the linear form relative to a specific variable. You can fill in this expression at the **expression** field and the variable at the **variable** field.

## Write as a power function

The goal of this task is to write a specific expression into a power function relative to a specific base value. You can fill in the expression in the **expression** field and the base value in the **base** field.

## Write into standard exponential form

The goal of this task is to write a specific expression into standard exponential form. You can fill in this expression at the **expression** field.

## Write cartesian vector into polar coordinates

The goal of this task is to write a specific 2D cartesian vector into 2D polar coordinates. You can fill in the x-coordinate of the cartesian vector at the **x** field and the y-coordinate of the cartesian vector at the **y** field.

## Write polar vector into cartesian coordinates

The goal of this task is to write a specific polar vector into cartesian coordinates. You can fill in the radius of the specific polar vector at the **r** field and the angle of the specific polar vector at the **angle** field. If the angle is in degrees, you have to add the degrees symbol at the **angle** field.

Refer to the following interactive exercise to test and inspect the behavior of the task(s).

**Interactive student version:**

**Worked solution:**

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