Solve the equation.-5x - 2 - 2 = -4(x + 9)
A. {- 32}
B. {- 36}
C. {13}
D. {32}
Answer: D
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For the curve r(t), find an equation for the indicated plane at the given value of t.r(t) = (t - 5)i + (ln(sec t) - 4)j + 10k, -?/2 < t < ?/2; normal plane at t = 8?.
A. x = -8? - 5 B. x = 5 - 8? C. x = 8? + 5 D. x = 8? - 5
Solve the problem.The matrix 
rotates a point 45° clockwise about the origin, and the matrix 
rotates a point 30° counterclockwise about the origin. Use these matrices to find the coordinates of the new location of the point 
when it is rotated 15° clockwise about the origin.
A. 
B. 
C. 
D. 
Perform the indicated operation and simplify. 
+ 
A. 
B. 3
C. 
D. 
Write the first six terms of the sequence defined by the function.
?
?
A. 0, 18, 108, 270, 504, 648 B. 18, 54, 108, 180, 270, 378 C. 0, 0, 18, 54, 108, 180 D. 0, 18, 54, 108, 180, 270 E. -18, 0, 18, 54, 108, 180