Find the expected value for the random variable.

A. 4.1
B. 3.6
C. 3.5
D. 2.9

Answer: A

Mathematics

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Rewrite the expression with positive exponents and simplify.   ?

A. ?
B.
C.
D.
E.

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Evaluate.-

A. -5 B. -12.5 C. 12.5 D. 5

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Use De Moivre's theorem to simplify the expression. Write the answer in a + bi form.(2 - 2i)5

A. -128 + 128i
B. -  + i
C. -64 + 64i
D. -64 + 64i

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Use the given conditions to write an equation for the line in slope-intercept form.Passing through (5, -3) and parallel to y = -5x + 3.

A. y = - 5x - 22
B. y = - 5x + 22
C. y = 5x - 22
D. y = - x - 

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