How to factor #2x^2+3x+1=0# ?
1 Answer
Explanation:
To solve this we must understand how to factor:
if
Then you need to find two numbers who sum to make
So in this circumstance:
Plus to make
Pairs of numbers who multiply to make
But out of these we see that
So we can use the fact that
Now we can factor the first 2 and last 2 terms individually, but ensuring they both have the same factor:
Factoring out the
If we want to solve for
So hence
Also