Add or subtract as indicated. Simplify the result, if possible.
+ 
A. 
B. - 
C. - 
D. 
Answer: D
Mathematics
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Integrate the function.
dx
A. 
- 
B. 
+ 
C. 
- 
D. 
+ 
Mathematics
Choose the best answer.A cheerleader's baton is about how long?
A. 1.1 cm B. 1.1 m C. 1.1 mm D. 1.1 km
Mathematics
Rewrite the sum using sigma notation.
+ 
+ 
+ 
+ . . .
A. 
B. 
C. 
D. 
Mathematics
Solve the problem.A rectangular board is 13 by 20 units. The foci of an ellipse are located to produce the largest area. A string is connected to the foci and pulled taut by a pencil in order to draw the ellipse. Find the length of the string.
A. 13 units B. 40 units C. 20 units D. 26 units
Mathematics