How do you solve #-2x ^ { 2} = 2x - 4#?
2 Answers
Explanation:
rearrange to
divide by 2
factorise
giving
Explanation:
To solve this, you first need to put everything on one side:
From here, we can factor
Dividing by two, we get:
This can then be factorised by finding two numbers that multiply to get
Now, you have two things multiplied together that equal
OR
So, the solution to this equation is