If 
, calculate the value of 
. Round your answer to two decimal places if necessary.
?
A. 265.07
B. 2,379.73
C. 1,768.85
D. -1,768.85
Answer: B
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Solve the problem.Find the centroid of the region in the first quadrant bounded by the curve y = 9 cos x and the axes.
A. 
= 
, 
= 
B. 
= 
, 
= 
C. 
= 
, 
= 
D. 
= 
, 
= 
Find the product. Assume all variables have non-negative values.(3
- 8
)(3
+ 8
)
A. -421
B. -47
C. 9
- 64
D. 475 - 48
Solve the problem.One side of a triangle is twice as long as a second side. The third side of the triangle is 11 feet long. The perimeter of the triangle cannot be more than 41 feet. Find the longest possible values for the other two sides of the triangle.
A. 9 feet and 18 feet B. 15 feet and 15 feet C. 10 feet and 20 feet D. 26 feet and 26 feet
Use the principle of mathematical induction to show that the mathematical statement is true for all natural numbers n.Sn: 10 + 20 + 30 + . . . + 10n = 5n(n + 1)
What will be an ideal response?