Rationalize the numerator. Assume that all radicands represent positive real numbers.
A. 
B. - 
C. 
D. 
Answer: D
Mathematics
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Use DeMoivre's Theorem to find the indicated power of the complex number. Write the result in standard form.
a. 
b. 
c. 
d. 
e. 
Mathematics
Provide an appropriate response.If f(x0, y0) = -2 and the limit of f(x, y) exists as (x,y) approaches (x0, y0), what can you say about the continuity of 
at the point 
Give reasons for your answer.
What will be an ideal response?
Mathematics
Solve the equation for solutions in the interval [0, 2?).sin x cos x = 
A. {0}
B. 
C. 
D. 
Mathematics
A test consists of twelve true-false questions (of which each question has exactly one correct answer). A student guesses at all twelve questions. What is the probability that he gets exactly five of these guessed questions correct?
What will be an ideal response?
Mathematics