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The domain of cosine is all real numbers, its range is [-1,1], and its period is 2π radians.

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8y ago
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9y ago

Generally, the whole of the real numbers.

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Q: What is the domain of cosine?
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Related questions

What is the domain of the cosine function?

-1<cosine<1


What is the inverse of the cosine function?

The inverse of the cosine function is arcosine. The domain is −1 ≤ x ≤ 1 since the range of the cosine function is from -1 to 1. The range is from 0 to pi radians or 0 to 180 degrees.


What is the domain and range of nine inverse cosine three x?

Domain = [0, pi/3) radians or [0, 60) degrees.Range = [-9, 9]


What is cosine cubed?

It is cosine*cosine*cosine.


What is the cosines inverse of 2?

The range of cosine is [-1, 1] which is, therefore, the domain of cos-1. As a result, cos-1(2) is not defined.


What are the domains of sine cosine and tangent?

The domain of a function is the set of values of the independent variable for which the function is valid. In practice, this is the allowable values of X or, in this case, theta. The sine and cosine functions have a domain of all numbers from negative infinity to positive infinity. The tangent function, however, is sine(theta) / cosine(theta). Cosine(theta) has value of zero at theta equal to pi / 2, 3pi/2, 5pi/2, ... in the positive direction, and -pi/2, -3pi/2, -5pi/2, ... As a result, tangent(theta) is undefined at these values, so the domain of tangent is all numbers from negative infinity to positive infinity except all numbers n pi/2 where n is odd.


Why can tangent values be greater than 1 but sine and cosine values cannot be greater than 1?

Sine and cosine cannot be greater than 1 because they are the Y and X values of a point on the unit circle. Tangent, on the other hand, is sine over cosine, so its domain is (-infinity,+infinity), with an asymptote occurring every odd pi/2.


What is the cosine of 3.14?

what is the cosine of 3.14 ?


Which fundamental functions have all real numbers as the domain?

The domains of polynomial, cosine, sine and exponential functions all contain the entire real number line. The domain of a rational function does not, since its denominator has zeros, and neither does the domain of a tangent function. (1/2)x = true (8/3)x = true


What is cosine of 1?

Cosine of 1 degree is about 0.999848. Cosine of 1 radian is about 0.540302.


How does the tangent function relate to sine and cosine?

Tangent = sine/cosine provided that cosine is non-zero. When cosine is 0, then tangent is undefined.


Can cosine x equal -3?

No.-1