How do you factor and solve #2x^2 - 3= 125#?
Subtract 125 on both sides
Divide both sides by 2
Move all the terms to one side of the equation
Now take out a factor of 2
We now have a term in the parentheses that looks like
This is called a difference of squares
We can factor a difference of squares like this:
Let's apply this to our expression
This is the fully factored form.
By examining this equation, we can see that the solutions — the values of