Convert the angle given in degree measure into radians.-105°
A. - 
radians
B. - 
radians
C. - 
radians
D. - 
? radians
Answer: C
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Find the focus and directrix of the parabola.x = 9y2
A. 
, x = - 
B. 
, x = 
C. 
, y = - 
D. 
, x = - 
Solve the compound inequality and graph the solution set on a number line. Except for the empty set, express the solution set in interval notation.-2x ? -6 or 4x > 12x - 8 
A. ?
B. (1, 3]
C. (-?, 1) ? [3, ?)
D. (-?, 1] ? (3, ?)
Use synthetic division to find the quotient and the remainder.x3 - x2 + 5 is divided by x + 2
A. 3x2 - 4x + 2; remainder 0 B. x2 + x + 2; remainder -7 C. x2 - 3x + 6; remainder -7 D. x2 - 3x + 6; remainder 2
Solve the problem.Ariel, a marine biologist, models a population P of crabs, t days after being left to reproduce, with the function 
. Assuming that this model continues to be accurate, when will this population become extinct? (Round to the nearest day.)
A. 707 days B. 547 days C. 1512 days D. 911 days