Mr. Mole left his burrow and started digging his way down.

A represents Mr. Mole’s altitude relative to the ground (in meters) after t minutes.

A= – 2.3t – 7

How fast did Mr. Mole descend?

Mr. Mole left his burrow and started digging his way down.

A represents Mr. Mole’s altitude relative to the ground (in meters) after t minutes.

A= – 2.3t – 7

How fast did Mr. Mole descend?