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Firstly I would try to learn about the students abilities and maybe do an easier linear equations (without brackets) to ensure they have a basic idea how to solve these types of equations. For this questi...

Eisntein showed that in his theory of relativity that energy and mass were no longer conserved, as they are in Newton's theory. This completely changes how we see particles. They are no longer fundamental...

Imagine that there are 10 apples to be sold at $1 each and that there are 10 people wanting to buy (demanding) an apple each. Now imagine there is an apple health-craze in this country and so now there ar...

There are three simple steps to prove anything by induction.

Step 1: When n=1

1²=1

then: 1/6 x 1x (1+1) x (2+1)

=1x2x3/6 =1

Therefore it is true for n=1 

This is a common misconception when learning to distinguish ser and estar. There are many rules and exceptions regarding this. Here's an example: "Mi abuela es mayor" vs "Mi abuela está may...