"geometria analítica"
Aqui vc vai calcular o determinante => det C = 0, sendo C a matria a seguir:
1/2. t 1
2/3 0 1
-1. 6..1
det C = (-2/3).(t - 6) -1.[(1/2).6 + t] = 0
-2t/3 + 4 - 1[3 + t] = 0
-2t/3 + 4 - 3 - t = 0
-2t/3 - t = -1
5t/3 = 1
t = 3/5
http://www.youtube.com/watch?v=ibFOCfxCwiY
icarly e freddie se beijam.!
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Verified answer
Aqui vc vai calcular o determinante => det C = 0, sendo C a matria a seguir:
1/2. t 1
2/3 0 1
-1. 6..1
det C = (-2/3).(t - 6) -1.[(1/2).6 + t] = 0
-2t/3 + 4 - 1[3 + t] = 0
-2t/3 + 4 - 3 - t = 0
-2t/3 - t = -1
5t/3 = 1
t = 3/5
http://www.youtube.com/watch?v=ibFOCfxCwiY
icarly e freddie se beijam.!