SOLUTION: solve by using quadratic formula
t^2 + 2t + 2 = 0
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Question 134353: solve by using quadratic formula
t^2 + 2t + 2 = 0
Answer by jim_thompson5910(35256) (Show Source): You can put this solution on YOUR website!
Let's use the quadratic formula to solve for t:
Starting with the general quadratic
the general solution using the quadratic equation is:
So lets solve ( notice , , and )
Plug in a=1, b=2, and c=2
Square 2 to get 4
Multiply to get
Combine like terms in the radicand (everything under the square root)
Simplify the square root (note: If you need help with simplifying the square root, check out this solver)
Multiply 2 and 1 to get 2
After simplifying, the quadratic has roots of
or
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