How do you factor # 2a^3+4a^2+8a#?
We immediately recognize that al terms have an
We also notice that all of the terms I have in blue have a
What I have in blue, let's think for a moment:
Are there any two numbers that sum up to
You may have got stuck. There are no such numbers. This means this is the most we can factor this expression with real numbers. Our answer is
Hope this helps!
See a solution process below:
The term within the parenthesis cannot be factored further.