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cos(390)
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Solution
0.90367…
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Periodicity of sin65(x):2π
Domain of sin65(x):−∞<x<∞
Range of sin65(x):−1≤f(x)≤1
Axis interception points of sin65(x):X Intercepts:(2πn,0),(π+2πn,0),Y Intercepts:(0,0)
Asymptotes of sin65(x):None
Extreme Points of sin65(x):Minimum(2πn,0),Maximum(π2+2πn,1),Saddle(π+2πn,0),Minimum(3π2+2πn,−1)