Find the reference angle for the given angle.- 
A. 
B. 
C. 
D. 
Answer: B
Mathematics
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Solve the problem.The surface area (in cm2) of a cylindrical can with height 8 cm and a radius r can be approximated by 
What is the surface area when the radius is 3 cm? Round the answer to two decimal places when necessary.
A. 207.27 B. 56.52 C. 150.75 D. 471.09
Mathematics
Find the quadratic approximation of f at x = 0.f(x) = eln 3x
A. p2(x) = 3x - 
x2
B. p2(x) = 3x
C. p2(x) = 1 + 3x + 
x2
D. p2(x) = 3x + 
x2
Mathematics
The equation gives the position s = f(t) of a body moving on a coordinate line (s in meters, t in seconds).s = 8 + 5 cos tFind the body's acceleration at time t = ?/3 sec.
A. 
m/sec2
B. - 
m/sec2
C. - 
m/sec2
D. 
m/sec2
Mathematics
Perform the operations.2.0433 × 10-7
A. 0.00000020433 B. -204,330,000 C. 0.000000020433 D. 0.0000020433
Mathematics