Solve the equation graphically over the interval [0, 2?). Express solutions to the nearest hundredth.2sin x = -1 - cos x
A. {0, 2.21}
B. {3.14, 5.36}
C. {0, 4.07}
D. ?
Answer: B
Mathematics
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Estimate the slope of the curve at the indicated point.
A. 0 B. Undefined C. -1 D. 1
Mathematics
Solve the problem.Julie and Eric row their boat (at a constant speed) 27 miles downstream for 3 hours, helped by the current. Rowing at the same rate, the trip back against the current takes 9 hours. Find the rate of the current.
A. 3 mph B. 4 mph C. 6 mph D. 2.5 mph
Mathematics
Evaluate the expression, if possible.-321/5
A. 32 B. 16 C. -8 D. -2
Mathematics
Solve the polynomial inequality.2x3 + 3x2 - 50x - 75 > 0
A. 
? [5, ?)
B. (-?, -5] ? 
C. (-?, -5) ? 
D. 
? (5, ?)
Mathematics