What is the measure of ?EDC in Figure 1?


?EDA and ?ABE are both inscribed and ?ACE is central.

Mathematics

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Evaluate the integral.

A. sec 3x tan 3x + ln + C
B. sec 3x tan 3x +  + C
C. sec23x tan 3x + ln + C
D. sec 3x tan 3x - ln + C

Mathematics

Make the following conversion in the metric system.355 millimeters to centimeters

A. 35,500 cm B. 3550 cm C. 35.5 cm D. 3.6 cm

Mathematics

Find any numbers for which the rational expression is undefined.

A. a = 2 B. a = 0 C. a = -2 D. none

Mathematics

Determine if the given vectors are orthogonal, parallel, or neither.v = 2i + 4j, w = 4i - 2j

A. Neither B. Orthogonal C. Parallel

Mathematics