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Mathematics 7 Online
OpenStudy (anonymous):

solve for x x^2+25=6x

OpenStudy (anonymous):

set this to equal 0 and factors

OpenStudy (saifoo.khan):

Turn it into, x^2 - 6x + 25 = 0 This equation cannot be factored. hehe

OpenStudy (anonymous):

use quadriatic equation

OpenStudy (anonymous):

OpenStudy (saifoo.khan):

Use a quadratic formula, the solutions will be something like, \[3 - 4i , 3 + 4i\]

OpenStudy (anonymous):

do you know it?

OpenStudy (anonymous):

6+8i/2,6-8i/2

OpenStudy (saifoo.khan):

that is not simplified.

OpenStudy (anonymous):

ok

OpenStudy (anonymous):

3 for the 6 and 4 for the 8?

OpenStudy (saifoo.khan):

YES!

OpenStudy (saifoo.khan):

\[\frac{2(3-4i)}{2}\to (3-4i\]

OpenStudy (saifoo.khan):

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