Find the convergence set for the given power series.

A. -8 < x < 8
B. 3 ? x ? 5
C. x < 8
D. 0 ? x ? 8


Answer: D

Mathematics

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Find the value of c for which the expression is a perfect square trinomial. Then factor the perfect square trinomial.x2 + 14x + c

A. c = 7; x2 + 14x + 7 = (x + 49)2 B. c = 14; x2 + 14x + 14 = (x + 196)2 C. c = 49; x2 + 14x + 49 = (x + 7)2 D. c = 196; x2 + 14x + 196 = (x + 14)2

Mathematics

The Richter scale converts seismographic readings into numbers for measuring the magnitude of an earthquake according to this function M(x) = log , where xo = 10-3.What is the magnitude of an earthquake whose seismographic reading is 0.94 millimeters at a distance of 100 kilometers from its epicenter?

Fill in the blank(s) with the appropriate word(s).

Mathematics

Change the following decimal number to hexadecimal form. 

A. 1CC5 B. 1C29 C. 1C9C D. 1CD6 E. 1C15

Mathematics

State the period of the function: ? ?

A. ?
B. 6
C. 8
D.
E. 12

Mathematics