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Putting a question mark at the end of a phrase does not make it a sensible of even an answerable question.

Sine and cosine of real numbers? Yes, they do exist. In fact, sines and cosines of complex numbers also exist. Does that answer the question?

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11y ago

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Related Questions

What is the sine and cosine of real numbers?

yes.


If two integers have the same sign what is the sine of their sum?

Sine(A+ B) = Sine(A)*Cosine(B) + Cosine(A)*Sine(B).


How do you find the cosine and the sine?

Sine= Opposite/ Hypotenuse Cosine= Adjacent/ Hypotenuse


What are the Differentiate the sine wave and cosine wave?

The differential of the sine function is the cosine function while the differential of the cosine function is the negative of the sine function.


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.


Why are sine and cosine functions used to describe periodic?

because sine & cosine functions are periodic.


How do you find sine cosine and tangent of 210 degrees?

Sine = -0.5 Cosine = -0.866 Tangent = 0.577


Do the equations sine plus cosine and sine squared plus cosine squared both equal 1?

No, they do not.


How do you find the max and min of sine cosine functions?

The maximum of the sine and cosine functions is +1, and the minimum is -1.


How do you find the hypotenuse with a cosine and or sine?

For a right angle triangle:- hypotenuse = adjacent/cosine or hypotenuse = opposite/sine


What is the domain of cosine?

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


Sine plus cosine equals?

There is no real significance to sine plus cosine, now sin2(x) + cos2(x) = 1 for any x, where sin2(x) means to take the sign of the number, then square that value.