Solve and graph. Write the solution set in set-builder and interval notation.x +  > 

A. ;  

B. ;  

C. ;  

D. ;  


Answer: C

Mathematics

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Use the method of undetermined coefficients to solve the differential equation. + y = 9x + cos 2x;   = 0 and y = 9? when x = ?

A. y = -9 sin x -  cos x + 9x -  cos 2x
B. y = 9 sin x +  cos x + 9x -  cos 2x
C. y = 9 sin x -  cos x + 9x -  sin 2x
D. y = 9 sin x -  cos x + 9x -  cos 2x

Mathematics

Evaluate the integral by changing the order of integration in an appropriate way.

A.  ln 5 (1 - sin 4)
B.  ln 5 (1 - cos 4)
C.  ln 5 (1 - cos 4)
D.  ln 5 (1 - sin 4)

Mathematics

Alternate interior angles are _________.

a. Supplementary b. Congruent c. Complementary d. Corresponding

Mathematics

Determine whether the graph of the given equation is symmetric with respect to the x-axis, the y-axis, and/or the origin.y = x + 

A. No symmetry B. Origin C. y-axis D. y-axis, origin

Mathematics