CALULAR LOS VALORES DE "X" EN :
3X al cuadrado sec (60º) - x sen 270º + tag (-45º) =0
3X al cuadrado sec (60º) - x sen 270º + tag (-45º) =0
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(3x^2)*sec(60º)-x*(sen270º)+tag(-45º) =0
(3x^2)*2)-x(sen270º)-tag(45º) =0
6x^2-x*(-1)-1 =0
6x^2-x-1=0
3x ¡ 1 2x
2x ¡ -1 -3x
------- -x
(3x+1)(2x-1)=0
3x+1=0 2x-1=0
x=-1/3 x=1/2
un gusto =D