Use the even-odd properties to find the exact value of the expression. Do not use a calculator.cot 
A. -
B. - 
C. -1
D. 1
Answer: C
Mathematics
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Find the center of mass of a thin plate covering the given region with the given density function.The triangular region cut from the first quadrant by the line y = -x + 6, with density ?(x) = x
A. 
= 
, 
= 3
B. 
= 3, 
= 
C. 
= 
, 
= 
D. 
= 3, 
= 3
Mathematics
Use a graphing calculator to find the sum.
+ 
+ 
+ . . . + 
Leave your answer in fractional form.
A. 
B. 
C. 
D. 
Mathematics
Identify the form of the integral as inverse sine, inverse tangent, logarithmic, or general power.
A. Inverse sine B. Logarithmic C. Inverse tangent D. General power
Mathematics
Provide an appropriate response.When adding two negative integers: I. add the numbers without regard to the signs II. assign a negative to the sum
A. I B. II C. neither I nor II D. both I and II
Mathematics