A point on the terminal side of angle ? is given. Find the exact value of the indicated trigonometric function of ?.(3, -2) Find sin ?.
A. 
B. -2
C. 
D. - 
Answer: D
Mathematics
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Find the potential function f for the field F.F = 2xex2+y2i + 2yex2+y2j
A. f(x, y, z) = 2ex2+y2 + C
B. f(x, y, z) = 
+ C
C. f(x, y, z) = ex2 + ey2 + C
D. f(x, y, z) = ex2+y2 + C
Mathematics
Use the range rule of thumb to approximate the standard deviation.The race speeds for the top eight cars in a 200-mile race are listed below. Round results to the nearest tenth.188.5 188.6 189.2 187.2 175.6 178.5 176.8 185.4
A. 3.4 B. 1.1 C. 6.8 D. 7.5
Mathematics
Determine the principal value without using a calculator.(
)5
A. 44 or -44 B. Not real number C. -44 D. 44
Mathematics
Convert the measure from degrees to radians. Write your answer as a decimal rounded to two decimal places.53°23'
A. 0.93 B. 0.9 C. 0.92 D. 0.91
Mathematics