Perform the indicated operation. Simplify the result.
+ 
A. 
B. 
C. 
D. 
Answer: A
Mathematics
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Use series to evaluate the limit.
A. 39 B. 3 C. 18 D. 24
Mathematics
Give the order of the matrix, and identify the given element of the matrix.
; a12
A. 4 × 2; -13 B. 4 × 2; 9 C. 2 × 4; -13 D. 2 × 4; 9
Mathematics
Which is the measure of?BOC, suppose ?a=54°?
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Mathematics
Rotate the axes so that the new equation contains no xy-term. Graph the new equation.17x2 - 12xy + 8y2 - 68x + 24y -12 = 0
A. 
B. 
Mathematics