Make the required change in the given equation.z = cot ? to Cartesian coordinates

A. z = 
B. x2 + y2 = z
C.  = 
D. z = 

Answer: D

Mathematics

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Solve the problem.In a game, you have a  probability of winning  and a  probability of losing  What is your expected winning?

A. $2.04 B. -$4.89 C. -$2.85 D. $6.94

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Mathematics

Complete the table for the function and find the indicated limit.If f(x) = , find f(x)

A. 4.595; 5.046; 5.095; 5.105; 5.154; 5.677
f(x) = 5.1
B. 3.439; 3.940; 3.994; 4.006; 4.060; 4.641
f(x) = 4
C. 3.800; 3.890; 3.899; 3.901; 3.910; 4.000
f(x) = 3.9
D. 1.032; 1.182; 1.198; 1.201; 1.218; 1.392
f(x) = 1.2

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Mathematics

Find both square roots for the number listed.36

A. 7, -7 B. 8, -8 C. 12, -12 D. 6, -6

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Mathematics

Evaluate the algebraic expression for the given values of the variables. x - y(9 - 1), for x = 7, y = 4

A. 143 B. 67 C. 3 D. 75

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Mathematics