Identify the quadrant for the angle ? satisfying the following conditions.cos ? > 0 and csc ? < 0

A. Quadrant II
B. Quadrant IV
C. Quadrant I
D. Quadrant III


Answer: B

Mathematics

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Evaluate the integral by using a substitution prior to integration by parts.

A. ln (8x + 8x2) - 2x + C B. xln (8x + 8x2) + C C. xln (8x + 8x2) + ln (x +1) - 2x + C D. ln (8x + 8x2) + ln (x +1) + C

Mathematics

Find the exact value of the following expression without using a calculator.cos 

A. - 
B. 1
C. - 
D.

Mathematics

Use Bayes' rule to find the indicated probability.The incidence of a certain disease on the island of Tukow is 4%. A new test has been developed to diagnose the disease. Using this test, 91% of those who have the disease test positive while 4% of those who do not have the disease test positive (false positive). If a person tests positive, what is the probability that he or she actually has the disease?

A. 0.438 B. 0.487 C. 0.91 D. 0.856

Mathematics

Rewrite in logarithmic form.10-5 = 0.00001

A. log  = -5
B. log5-5 = 0.10
C. log  = 0.00001
D. log50. = -5

Mathematics