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Mostrando entradas de octubre, 2021

Acertijo

  {1:SHORTANSWER:~%100%8} x {1:SHORTANSWER:~%100%1} - {1:SHORTANSWER:~%100%5} = 3 / + + {1:SHORTANSWER:~%100%2} + {1:SHORTANSWER:~%100%4} + {1:SHORTANSWER:~%100%7} = 13 + + - {1:SHORTANSWER:~%100%6} / {1:SHORTANSWER:~%100%3} + {1:SHORTANSWER:~%100%9} = 11 = = = 10 8 3

Plano cartesiano araña

 Línea 1 : (-6,24), (0,0), (-25,25), (0,0), (-24,6), (0,0), (-24,-6), (0,0), (-25,-25), (0,0), (-6,-24), (0,0), (20,-40), (0,0), (20,-15), (0,0), (25,0), (0,0), (25,15), (0,0), (20,25), (0,0), (6,24) Línea 2 : (2,1), (1,4), (-1,4), (-3,3), (-4,1), (-4,-1), (-3,-3), (-1,-4), (2,-4), (4,-3), (5,0), (5,3), (4,5), (2,8), (-2,8), (-6,6), (-8,2), (-8,-2), (-6,-6), (-2,-8), (4,-8), (8,-6), (10,0), (10,6), (8,10), (3,12), (-3,12), (-9,9), (-12,3), (-12,-3), (-10,-10), (-3,-12), (6,-12), (12,-9), (15,0), (15,9), (12,15), (5,20), (-5,20), (-14,14), (-16,4), (-16,-4), (-13,-13), (-4,-16), (8,-16), (16,-12), (20,0), (20,12), (15,19), (6,24), (-6,24), (-17,17), (-20,5), (-20,-5), (-17,-17), (-6,-24), (-6,-28) Línea 3 : (-6,-35), (-5,-36), (-5,-37), (-6,-38), (-7,-37), (-7,-36), (-6,-35), (-4,-33), (-4,-30), (-6,-28), (-8,-30), (-8,-33), (-6,-35) Línea 4 : (3,-35), (-1,-37), (-6,-35), (-11,-37), (-15,-35) Línea 5 : (-7,-34), (-11,-35), (-16,-32) Línea 6 : (-8,-33), (-11,-33), (-16,-28) Línea 7 :...

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Sistema 3x3 ejemplo

  3 x -9 y +2 z = 104 4 x +4 y +4 z = -32 - x + y +8 z = -84 D= 3 -9 2 = ( 96 8 36 ) - ( -288 12 -8 ) 4 4 4 ( 140 ) - ( -284 ) -1 1 8 3 -9 2 4 4 4 D= 424 Dx= 104 -9 2 = ( 3328 -64 3024 ) - ( 2304 416 -672 ) -32 4 4 ( 6288 ) - ( 2048 ) -84 1 8 104 -9 2 -32 4 4 Dx= 4240 x= 4240 424 x= 10 Dy= 3 104 2 = ( -768 -672 -416 ) - ( 3328 -1008 64 ) 4 -32 4 ( -1856 ) - ( 2384 ) -1 -84 8 3 104 2 4 -32 4 Dy= -4240 y= -4240 424 y= -10 3 x -9 y +2 z = 104 3* (10) -9* (-10) +2 z = 104 30 +90 +2 z = 104 z= 104 -120 2 z= -8