Simplify. Assume that all radicands are nonnegative.

A. sin x - cos x
B. cos x 
C. cos x - cot x
D.


Answer: A

Mathematics

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Evaluate the integral.

A. 19
B.
C. 80
D. 14

Mathematics

Evaluate the function for the indicated input and interpret the result.A(10, 26) where A(x, y) = .  (A computes the average of two numbers x and y.)

A. A(10, 26) = 31 The average of two numbers 5 and 13 is 31. B. A(10, 26) = 36 The average of two numbers 10 and 26 is 36. C. A(10, 26) = 36 The average of 36 is the two numbers 10 and 26. D. A(10, 26) = 18 The average of two numbers 10 and 26 is 18.

Mathematics

Write the decimal point in the correct location. 0.03705 ÷ 0.13 = 285

A. 0.285 B. 28.5 C. 0.0285 D. 2.85

Mathematics

Supply the missing numbers. Round any decimal to the nearest thousandth and percent to the nearest tenth of a percent if necessary.fractiondecimalpercent?0.013

A. ; 1.3%
B. ; 1.3%
C. ; 0.13%
D. ; 0.13%

Mathematics