SOLUTION: Use the quadratic formula to solve the following equations
2x^2 - (/7)x - 1 = 0
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Question 101330: Use the quadratic formula to solve the following equations
2x^2 - (/7)x - 1 = 0
Answer by jim_thompson5910(35256) (Show Source): You can put this solution on YOUR website!
Starting with the general quadratic
the general solution using the quadratic equation is:
So lets solve ( notice , , and )
Plug in , , and
Negate to get
Square to get 7
Multiply to get
Add
Multiply
or Break up the expression
So the answer is:
or
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