Find the exact value of the expression. Do not use a calculator.cos  + tan 

A.
B.
C.
D.

Answer: C

Mathematics

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Simplify the radical expression. Indicate if the expression is not a real number.- 

A. Not a real number
B. -  
C.  
D. -  

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Find the volume of the solid. Round to two decimal places when necessary.Find the volume of a box measuring 12 in. by 22 in. by 15 in..

A. 2160 in.3 B. 4950 in.3 C. 5808 in.3 D. 3960 in.3

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Convert the polar equation to a rectangular equation.r = 

A. 3y2 - x2 + 16 = 0 B. 3x2 - y2 + 16 = 0 C. 3y2 - x2 -16y + 16 = 0 D. 3x2 - y2 -16x + 16 = 0

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Evaluate.62 - 2(3) + 50 ÷ 5

A. 10 B. 16 C. 40 D. 58

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Mathematics