Simplify.
A. 
B. 
C. 
D. none of these
Answer: C
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Use a Taylor series to evaluate the function.e1.4
A. 4.9926 B. 3.3888 C. 2.8642 D. 4.0521
Rectangular coordinates of a point are given. Use a graphing utility in radian mode to find polar coordinates of the point.(-4, -3) Express ? to three decimal places.
A. (7, -2.214) B. (5, -5.356) C. (5, -2.214) D. (5, -2.498)
Evaluate by finding the least common denominator. Simplify if possible.- 
+ 
A. - 
B. 
C. - 
D. 
A semielliptical arch over a tunnel for a one-way road through a mountain has a major axis of 20 feet and a height at the center of 4 feet. Select the arch of the tunnel on a rectangular coordinate system with the center of the road entering the tunnel at the origin. Identify the coordinates of the known points. ?
A. ?
B. ?
C. ?
D. ?
E. ?
