courtneyraiane courtneyraiane

04-11-2016
Mathematics

contestada

Solve each quadratic equation by completing the square.
x^2+10x-1=0

Respuesta :

04-11-2016

x^2 + ( 10/2 )^2 - ( 10/2 )^2 = 1
( x + 5 )^2 = 1 + 25
( x + 5 )^2 - 26 = 0

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