Question

Early LEDs were built up of –––––––––––––––

semiconductor​

Answer 1

Answer:

Sorry I don't have a few questions to find out more about afferent types of things that are not perfect squares for you but you can get a better idea of what you want to do in your life in order to make your life way more important and easier for r

Explanation:

DON'T go b r not c and not even more happy returns of the end you will come to the song your teacher sings and answer the following questions you will have to learn about the speed in this regard and how to keep up family

Answer 2

Explanation:

Indium gallium nitrate

Aluminium gallium indium

Aluminium gallium arsenide