Find the exact value of the expression without using a calculator or table.cot-1 (1)
A. 
B. 0
C. 
D. 1
Answer: A
Mathematics
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Evaluate the improper integral.
A. 
B. 
C. 
D. 
Mathematics
If the diagonals of a quadrilateral are perpendicular, the quadrilateral must be a square.
Answer the following statement true (T) or false (F)
Mathematics
State the domain of the rational function. h(x) = 
A. (-?, -9) ? (-9, 7) ? (7, ?) B. (-?, -10) ? (-10, 10) ? (10, ?) C. (-?, ?) D. (-?, 7) ? (7, ?)
Mathematics
Find the absolute value.
A. - 
B. 
C. 
D. 2
Mathematics