SOLUTION: The formula is -b^2±√b^2-4ac ----------- -- 2a Use the formula to solve the following and give the answers as decimal approximation

Algebra ->  Quadratic Equations and Parabolas  -> Quadratic Equation Customizable Word Problems -> SOLUTION: The formula is -b^2±√b^2-4ac ----------- -- 2a Use the formula to solve the following and give the answers as decimal approximation      Log On


   

Question 981195: The formula is -b^2±√b^2-4ac
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2a

Use the formula to solve the following and give the answers as decimal approximations to two places.
1) x^2+2=0
2) x^2-7x=2
3) x^2=6x-11
Thank you
Answer by solver91311(24713) About Me  (Show Source):
You can put this solution on YOUR website!


These are just arithmetic problems. Plug in the values and do the arithmetic.

John

My calculator said it, I believe it, that settles it