SOLUTION: Can you please help me sove this problem. I use the quadratic formula, but I get stuck so maybe that's not the method to use on this problem. Can you help me please? {{{x^2+8x+32=

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Question 238815: Can you please help me sove this problem. I use the quadratic formula, but I get stuck so maybe that's not the method to use on this problem. Can you help me please?

Answer by Alan3354(69443)   (Show Source): You can put this solution on YOUR website!
Solved by pluggable solver: SOLVE quadratic equation (work shown, graph etc)
Quadratic equation (in our case ) has the following solutons:



For these solutions to exist, the discriminant should not be a negative number.

First, we need to compute the discriminant : .

The discriminant -64 is less than zero. That means that there are no solutions among real numbers.

If you are a student of advanced school algebra and are aware about imaginary numbers, read on.


In the field of imaginary numbers, the square root of -64 is + or - .

The solution is , or
Here's your graph:

--------
x = -4 ± 4i

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