Evaluate the integral.

A.  (sin7 x - sin9 x) + C
B.  sin7 x -  sin9 x + C
C.  cos5 x -  cos7 x + C
D.  sin5 x -  cos9 x + C


Answer: B

Mathematics

You might also like to view...

Write the equation of the line in slope-intercept form given the slope and the coordinates of the y-intercept.m = 2; (0, 8)

A. y = 2x + 8 B. y = -2x + 8 C. y = -2x - 8 D. y = 2x - 8

Mathematics

Refer to the right triangle ABC with C = 90°.Assuming that a = 7 and c = 25, find b.

A. 24 B. 20 C. 625 D. 5

Mathematics

Solve the problem.The population growth of an animal species is described by  where t is measured in months. Find the population of this species in an area 6 months after the species is introduced.

A. 470 B. 74 C. 704 D. 240

Mathematics

Use percents, percent equations, and/or percent proportions to solve the application.There are approximately 925,466 registered nurses in a given country. It is expected that this number will grow to 1,438,858 over the next three years. What is the percent increase? Round to the nearest tenth of a percent.

A. 5.5% B. 55.5% C. 35.7% D. 3.6%

Mathematics