A formula is given as

Make the subject of the formula.

=

3

A formula is given as

Make the subject of the formula.

=

3

A formula is given as

Make the subject of the formula.

=

3

A formula is given as:

Make the subject of the formula.

=

4

A formula is given as:

Make the subject of the formula.

=

4

A formula is given as:

Make the subject of the formula.

=

4