Solve.Given that sin ? =  and that the terminal side is in quadrant II, find .

A.   
B. -  
C. -  
D.  


Answer: A

Mathematics

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Solve the problem.Find the correct sum for the base four addition fact.2four + 3four = 3four + 2four = ?

A. 5four B. 10four C. 12four D. 11four

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Rationalize the denominator and simplify. Assume that all variables represent positive real numbers.

A.
B.
C. 1
D.

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Write the decimal as a percent.78

A. 7800% B. 0.78% C. 7.8% D. 780%

Mathematics

Find the solutions to the system of equations by the addition method.x + y = 3 x - y = -4

A. (3, 8) B. (-4, 9) C. (3, 9) D. (4, 8)

Mathematics