Para quais ângulos em radianos encontramos tg(x) = cotg(x)? Considere ângulos entre 0 e 2π radianos. Considere a imagem abaixo, representando a projeção de tg e cotg.
Respostas objetivas
A) π/4 ; 3π/4 ; 5π/4 ; 7π/4
B) 7π/4 ; 3π/4 ; 5π/4 ; π
C) π/4 ; 3π/4 ; 5π/4 ; 3π/2
D) π/4 ; 3π/4 ; 7π/4 ; 7π/4
E) π/4 ; 2π/5 ; 5π/4 ; 7π/4
Respostas objetivas
A) π/4 ; 3π/4 ; 5π/4 ; 7π/4
B) 7π/4 ; 3π/4 ; 5π/4 ; π
C) π/4 ; 3π/4 ; 5π/4 ; 3π/2
D) π/4 ; 3π/4 ; 7π/4 ; 7π/4
E) π/4 ; 2π/5 ; 5π/4 ; 7π/4
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