Funny... I'm doing a lesson on factoring right now :)
The Greatest Common Factor would be 4, the biggest number that divides into all of them evenly. You would factor out the 4.
4(x² - 4x + 2)
Hope this helps!!!
Answer:

Step-by-step explanation:
We want to evaluate

We use special angles or the unit circle to obtain;

This implies that;



The slope of the line is 4/10
remember: rise over run
Answer:
See below
Step-by-step explanation:
Here we need to prove that ,

Imagine a right angled triangle with one of its acute angle as
.
- The side opposite to this angle will be perpendicular .
- Also we know that ,


And by Pythagoras theorem ,

Where the symbols have their usual meaning.
Now , taking LHS ,

- Substituting the respective values,





Since LHS = RHS ,
Hence Proved !
I hope this helps.