Perform the operation indicated. Simplify.
+ 
A. 
B. 
C. 
D. 
Answer: A
Mathematics
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Convert the rectangular coordinates of the point to polar coordinates (r, ?) with r > 0 and 0 ? ? < 2?.(3, 0)
A. (3, ?)
B. 
C. 
D. (3, 0)
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Find the sum of the arithmetic series using a formula.The first 42 terms of the series whose terms are an = 10 - 3n
A. -2489 B. -2189 C. -4578 D. -2289
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Use an integer to express the number.One country exported $75,400,000 more than it imported, giving it a positive trade balance.
A. -75,400,000 B. 75,400,000
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Simplify the expression by removing as many factors as possible from under the radical. Assume that all variables represent positive real numbers.
? 
A. 12 B. 72 C. 36 D. 6
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