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Mathematics 10 Online
OpenStudy (anonymous):

x^2 -3x +10 =0 is this a null set or there's an x ?

OpenStudy (unklerhaukus):

complex roots only

OpenStudy (anonymous):

what's the answer? i can't seem to get it.

OpenStudy (anonymous):

Have you worked with complex numbers?

OpenStudy (precal):

use the quadratic formula, the number inside the radical will be a negative number

OpenStudy (precal):

|dw:1340029106879:dw| just an example of what you might see

OpenStudy (anonymous):

i think so... but i'm not so sure.

OpenStudy (precal):

|dw:1340029220009:dw|

OpenStudy (precal):

|dw:1340029299870:dw| there is your exact solution, notice that your graph does not cross the x axis at all (indication that your solution is complex)

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