SOLUTION: Solve the equation using the quadratic formula.
2x^2 = 30
Algebra.Com
Question 247828: Solve the equation using the quadratic formula.
2x^2 = 30
Answer by solver91311(24713) (Show Source): You can put this solution on YOUR website!
The formula is:
But in order to know what 
, 
, and 
are, you have to put your equation into standard form. Standard form is:
Your equation is
Add -30 to both sides
So far, so good, but you don't have a first degree term. That means must be zero!
Now you can see that 
, 
, and 
Just plug the numbers into the formula and do the arithmetic.
John
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