Solve the inequality symbolically. Express the solution set in interval notation.-6(2z + 4) < -18z - 12
A. (-?, -18)
B. (2, ?)
C. (-?, 2)
D. (-18, ?)
Answer: C
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Solve the problem.A line from the top of a cliff to the ground passes just over the top of a pole 8.0 ft high and meets the ground at a point 
from the base of the pole. If the point is 99 ft from the base of the cliff, how high is the cliff? Round to the nearest unit.
A. 792 ft B. 8 ft C. 3960 ft D. 158 ft
Write the numeral as a Roman numeral.30,215
A. 
CCXV
B. 
CCXVII
C. 
CCXV
D. 
CCXV
Graph the function f(x) over the given interval. Partition the interval into 4 subintervals of equal length. Then add to your sketch the rectangles associated with the Riemann sum 
, using the indicated point in the kth subinterval for ck.f(x) = cos x + 2, [0, 2?], midpoint
A. 
B. 
C. 
D. 
Express the value of the inverse hyperbolic function in terms of natural logarithms.csch-1 
A. ln 
B. ln 
C. ln 
D. ln 