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Y=cosxEven functionSymmetry with respect to the y-axiscos(x) = cos(-x)Domain: all real numbersRange: [-1, 1]
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Trig FunctionsMs. Roque11th Grade Trigonometry Course
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Y=tanxodd functionSymmetry with respect to the origin-tan(x) = tan(-x)Domain: (-/2, /2)Range: all real numbers
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Y=secxOther even function besides cos(X)Symmetry with respect to the y-axissec(x) = sec(-x)Also referred as arccosEqual to 1/cos()
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Y=cotxOdd functionSymmetry with respect to the origin-cot(x) = cot(-x)Also referred as arctanEqual to 1/tan()
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Y=cscx Back
Review Question:
Which of the following trigonometry functions is even?Sin(x)Cos(x)Tan(x)
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