Suppose that y varies inversely with x. Find an equation that relates x and y.y = 0.1, when x = 0.2

A. y = 0.5x
B. y = 
C. y = 
D. y = 


Answer: B

Mathematics

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Convert as indicated.18 km to miles

A. 19.08 mi B. 28.8 mi C. 11.25 mi D. 17.028 mi

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Simplify the complex rational expression.

A. - 
B.
C.
D.

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Write the first n terms of the given arithmetic sequence (the value of n is indicated in the question).a3 = 7, d = -3, n = 5

A. 16, 13, 10, 7, 4 B. 13, 10, 6, 4, 1 C. 10, 7, 4, 1, -2 D. 13, 10, 7, 4, 1

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Find the absolute value of the complex number.z = -2i

A. 2i B. -2 C. 2 D. 4

Mathematics