Let a and b be positive numbers. Determine whether the statement is true or false.(-a)(-b) is a negative number.
A. True
B. False
Answer: B
Mathematics
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Divide, and round the quotient as indicated.Divide 861.61 by 0.09 and round the quotient to the nearest thousandth.
A. 9573.944 B. 9573.444 C. 957.394 D. 957.344
Mathematics
Convert the rectangular coordinates of the point to polar coordinates (r, ?) with r > 0 and 0 ? ? < 2?.(-2
, 2)
A. 
B. 
C. 
D. 
Mathematics
Evaluate the given expression.5mn when m is -2 and n is 3.
A. 30 B. -30 C. 6 D. -24
Mathematics
Name the quadrant in which the point is located.(2, -18)
A. I B. II C. III D. IV
Mathematics