How do you reduce cosine to the fourth power of x?
The expression cos^4(x) can't really be "reduced," but it can be written as 1/8(4cos(2x)+cos(4x)+3).
Answered
by Nicole P.
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How does sine, cosine, and tangent work?
The sine of an angle is always the ratio of the (opposite sid...
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What is secant squared in terms of sine and cosine?
Cosine squared + sine squared = 1. If we divide this by cosin...
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What is the y intercept of a cosine function?
It is equal to 2 times pi over the period.
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Who discovered the sine, cosine and tangent trig functions?
Aryabhata (476-550) defined the sine and cosine functions whi...
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What is secant squared in terms of sine and cosine?
Cosine squared + sine squared = 1. If we divide this by cosin...
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What is the graph of a cosine function?
The graph of a cosine function is a bell curved shaped line t...
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How does sine, cosine, and tangent work?
The sine of an angle is always the ratio of the (opposite sid...
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Hmm... we sent that Answer to you already! Txt GETNEW to get ...
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What is the cosine of infinity?
Cosine of infinity does not exist since it does have limits a...
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What is the cosine of a 63 degree angle?
In order to figure out the cosine we need more information. J...
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How is sine and cosine used in real life?
A real life application for sine and cosine would be to measu...
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The cosine of 3 = -0.989992497. Cosine is the ratio of the ad...
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What is the derivative of inverse cosine?
The deriv. of the inverse cosine is nearly identical to the d...
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Cosine in a right triangle is as the ratio of the lengths of ...
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What is the sin, cosine and tangent of -240?
The sine of -240 is -0.945445155, the cosine of -240 is 0.325...
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Law of cosines is a statement about a general triangle which ...
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What is the formula to find the cosine of a triangle?
To find a triangle's cosine: cos(theta) =(adjacenct)/(hypoten...
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How do you find cosine of an angle?
If it's a right triangle, the cosine equals the length of the...
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What does sohcahtoa stand for when relating to sine, cosine, and tangent in mathematics?
Sin=opp/hyp; cos=adj/hyp; tan=opp/adj; sohcahtoa is a memory ...
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What is the law of cosine equation?
The Law of Cosine- statement about a triangle which relates t...
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Law of cosines is a statement about a general triangle which ...
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How do you find cosine of an angle?
If it's a right triangle, the cosine equals the length of the...
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What is the sin, cosine and tangent of -240?
The sine of -240 is -0.945445155, the cosine of -240 is 0.325...
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Tangent is the ratio of the right triangle's opposite side ov...
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What is sine cosine and tangent?
Cosine 1 : a trigonometric function that for an acute angle i...
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The cosine ratio is adjacent over hypotenuse.
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What is the Definition of sine cosine and tangent?
Sine: ratio of the opposite side to the hypotenuse, cosine: r...
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How do I use sin cosine and tangent to find the length of a triangles side?
We will call the ratio of the opposite side of a right triang...
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Press the "MODE" button, then scroll down on the screen until...
About Cosine
The cosine of an angle is the ratio of the length of the adjacent side to the length of the hypotenuse.
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