Solve the linear inequality. Graph the solution set on a number line, and express the solution using interval notation.
x ? 5 +
x
A. [18, ?)
B. (-?, 18]
C. (18, ?)
D. [-18, ?)
Answer: A
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Find the length of the indicated portion of the trajectory.r(t) = (1 + 3t)i + (1 + 7t)j + (2 - 2t)k, -1 ? t ? 0
A.
B.
C.
D.
Integrate the function.dx
A. sin 4x -
sin3 4x + C
B. sin 4x -
cos3 4x + C
C. 2 sin 4x - sin3 4x + C
D. sin 4x +
sin3 4x + C
Solve the problem.The formula for converting Fahrenheit temperatures to Celsius temperatures is Use this formula to solve the problem. In a certain city, the average temperature ranges from
to
Celsius. Find an inequality that represents the range of Fahrenheit temperatures. If necessary, round to the nearest tenth of a degree.
A. -73.4° ? F ? 47.2° B. 19.2° ? F ? 56.4° C. -9.4° ? F ? 111.2° D. -41.4° ? F ? 79.2°
Write an equivalent fraction satisfying the stated condition.; numerator = 6
A.
B.
C.
D.