Find the exact value of the expression.sin 255°
A. 
B. 
C. 
D. 
Answer: D
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Determine if the series converges absolutely, converges, or diverges.
A. converges conditionally B. diverges C. converges absolutely
Solve. Where appropriate, include approximations to the nearest thousandth. If no solution exists, state this.2 ln x = -4
A. 7.389 B. 0.018 C. 0.135 D. No solution
Graph the parabola and label the vertex. Find the x-intercept.x = 
y2
A. vertex (0, 0), x-intercept (0, 0)
B. vertex (0, 0), x-intercept (0, 0)
C. vertex (0, 0), x-intercept (0, 0)
D. vertex (0, 0), x-intercept (0, 0)
Solve the problem.On our moon, the acceleration of gravity is 1.6 m/sec2. If a rock is dropped into a crevasse, how fast will it be going just before it hits bottom 45 seconds later?
A. -72 m/sec B. 3240 m/sec C. -36 m/sec D. 72 m/sec