Find the function value.Find sin 
, given that sin ? = - 
and -90° < ? < 0°.
A. - 
B. 
C. - 
D. - 
Answer: C
Mathematics
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Decide whether the compound statement is true or false. The symbol for exclusive disjunction 
represents "one or the other is true, but not both".6 + 2 = 14 
6 + 8 = 22
A. True B. False
Mathematics
Find the standard deviation. Round to one more place than the data.180, 105, 156, 275, 175, 125, 113, 227, 136
A. 20.7 B. 56.0 C. 59.9 D. 52.8
Mathematics
Solve.2x2 + y2 = 173x2 - 2y2 = -6
A. (2, -3) and (-2, 3) B. (2, 3), (2, -3), (-2, 3), (-2, -3) C. (1, 3) and (-1, -3) D. (1, 3), (1, -3), (-1, 3), (-1, -3)
Mathematics
Write the expression as a complex number in the form a + bi.
+ 
A. -15 + 0i B. 0 + 56i C. 0 - 15i D. 0 + 15i
Mathematics