Use a calculator to find ? to the nearest tenth of a degree, if 
and
?
with ? in QIII
?
?
A. 217.5
B. 219.8
C. 218.8
D. 216.3
E. 216.8
Answer: B
Mathematics
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Solve the problem.A harmonic oscillator can be modeled by the equation 
where T is the time for one period and ? is the phase constant. Solve for t.
A. t = 
B. t = 
C. t = 
cos-1 
D. t = 
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Use the given bond table to find the requested value for Solar Energy bonds maturing in 2019. 
Maturity date
A. June 2019 B. December 2019 C. December 2016 D. June 2016
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Decide whether or not the ordered pair is a solution to the equation.x + y = 6; (3, 8)
A. Yes B. No
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Use a calculator to approximate the square root. Round to three decimal places.
A. 70.000 B. 8.364 C. 8.367 D. 8.372
Mathematics