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Mathematics 22 Online
OpenStudy (anonymous):

solve by quadratic formula: x^2-2ax-5a^2=0

OpenStudy (anonymous):

i cant understand?

OpenStudy (anonymous):

x = -b -+sqrt(b^2 -4ac)/2a whre: a = 1 b = 2a c = 5a^2 just put it on the equation.

OpenStudy (anonymous):

|dw:1316347653411:dw||dw:1316347847996:dw||dw:1316347930050:dw|

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