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A complex number is a number made up of a real and imaginary part.

Proof by Induction: The method of Proof by Induction is a simple but very powerful technique. It involves 3 steps: 1) Showing a claim is true for a basic integer value of n (e.g. 0 or 1) 2) Assuming the clai...

The cell membrane is made up of something called the phospholipid bilayer. This is exactly what it sounds like:a hydrophilic phosphate head on the outside and a hydrophobic lipid on the inside. They form a b...

This question is about converting kinetic energy into gravitational potential energy. Escape velocity is the speed required to leave the gravitational field of a mass, in this case it's a planet. In other wo...

La forme simple de l’imp ératif The present imperative is used to give an order or to offer advice. In the imperative mood, the subject pronoun is not used. In the imperative, verbs are only conjugated in th...