How do you solve #3x^2 - 8 = 4#?
1 Answer
Jun 19, 2016
Set the expression equal to 0, then simplify and solve to get to
Explanation:
Let's start with the original:
Subtract 4 from both sides to set the right side of the equation to 0 and we have:
We can then divide both sides by 3:
And factor that:
Now let's solve each one:
And so