Solve the equation on the interval [0, 2?).cos x = sin x

A. , 
B. , 
C. , 
D. , 

Answer: D

Mathematics

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Identify the radicand.xy2

A.
B. x + 4
C.
D. xy2

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Mathematics

Provide an appropriate response.If Z has a standard normal distribution, find P(|Z| > 1.75).

Fill in the blank(s) with the appropriate word(s).

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Mathematics

The following graph shows the populations of the metropolitan areas of City X and City Y over six years. At the time when the populations of the two metropolitan areas were equal, what was the approximate population of each area?

A. about 0.95 million B. about 0.87 million C. about 0.92 million D. about 1.03 million

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Mathematics

Use the product-to-sum identities to rewrite the expression as the sum or difference of two functions.cos 6? cos 5?

A.  cos 11? -  sin ?
B.  cos 11? -  cos ?
C. cos2 30?2
D.  cos ? +  cos 11?

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Mathematics