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Mathematics 18 Online
OpenStudy (anonymous):

x^2 - 4x +40 = 0 solve the equation and state the number and type of roots. :)

OpenStudy (anonymous):

x^2 is x squared!

OpenStudy (bee_see):

think of two numbers that add up to -4 and multiply to 40

OpenStudy (bee_see):

|dw:1425350864560:dw|

OpenStudy (anonymous):

no clue :/

OpenStudy (bee_see):

|dw:1425350942853:dw|

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