Place your graphing calculator in parametric and degree modes. Set the window for Tmin=0, Tmax=360, Tstep=1, Xmin= -1.8, Xmax=1.8, Xscl=1, Ymin= -1.2, Ymax=1.2, Yscl=1. Set the functions to X1T=cos T, Y1T=sin T. Graph the circle of radius 1 on the screen. Use the trace feature to move a short distance around the circle.For what angle T is sin T ? 0.174? (Assume 0° ? T ? 90°.)
A. 56.422°
B. 0.174°
C. 10°
D. 80°
Answer: C
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By calculating an appropriate number of terms, determine if the series converges or diverges. If it converges, find the limit L and the smallest integer N such that 
for 
otherwise indicate divergence.an = 
A. L = ln 4, N = 8 B. L = 0, N = 7 C. L = ln 2, N = 6 D. diverges
Provide an appropriate response.Sales taxes are determined by the voters of state and local governments.
A. True B. False
Identify the problem with the method used to obtain a random sample.Denis is interested in the opinions of students at his university regarding life after death. He obtains an alphabetical listing of names of all students at the university. He obtains a sample of 10 students by choosing every 1000th name from the list.
A. Choosing every 1000th name will lead to bias in the sample. Not all of students on the list have the same chance of being selected. B. The sample is too small. C. The sample is biased because the students on the list will not be representative of all students.
Use the rules of exponents to simplify the expression. Use positive exponents to write the answer.
A. 
B. 
C. 
D. 4n5