for which value alueof theta does cos n sin hav same v
dinesh , 7 Years ago
Grade 10
Trigonometry> for which value alue of theta does cos n ...
1 Answers
Arun
Last Activity: 7 Years ago
When we drawa the graph of sin x and cos x,
We see that they both cut at regular interval
First value of angle 45°
Second value of angle = 225 °
Hence
Sinx and cosx is equal for every angle for the value
n
+ /4
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