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A ideia de seno cossenoe tangente
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Professor Dionisio Sá
1
1
– 1
– 1
seno
cosseno O
P
B
C
x
s𝑒𝑛 (𝜋 − 𝑥) = 𝑠𝑒𝑛 𝑥
𝑐𝑜𝑠(𝜋 − 𝑥) = −𝑐𝑜𝑠𝑥
𝑡𝑔 𝜋 − 𝑥 = −𝑡𝑔 𝑥
tg
x
Professor Dionisio Sá
1
1
– 1
– 1
seno
cosseno O
P
B
C
x
s𝑒𝑛 (𝜋 + 𝑥) = −𝑠𝑒𝑛𝑥 𝑐𝑜𝑠 (𝜋 + 𝑥) = − cos 𝑥
𝑡𝑔 𝜋 + 𝑥 = 𝑡𝑔 𝑥
tg
x
Professor Dionisio Sá
1
1
– 1
– 1
seno
cosseno O
P
B
C
x
s𝑒𝑛 (2𝜋 − 𝑥) = −𝑠𝑒𝑛𝑥
𝑐𝑜𝑠 (2𝜋 − 𝑥) = 𝑐𝑜𝑠𝑥
𝑡𝑔 2𝜋 − 𝑥 = −𝑡𝑔𝑥
tg
x