Use the trapezoidal rule to find the area.The widths of a small pond were measured at 1.5-m intervals as shown in the following table. Find the area.
A. 140 m2
B. 71 m2
C. 73 m2
D. 70 m2
Answer: B
Mathematics
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Find the difference. Simplify the result.
- 
A. 
B. 
C. 
D. x + 8
Mathematics
Solve the problem.Find the points where a tangent to the curve of y = cot x is parallel to the line y = - 
x if 
.
A. x = 
, 
B. x = 
, 
, 
, 
C. x = 
, 
, 
, 
D. x = 
, 
, 
, 
Mathematics
Simplify.
÷ 
A. 
B. 
C. 
D. 
Mathematics
For the pair of functions, find the indicated sum, difference, product, or quotient.f(x) = 7x - 9, g(x) = 5x - 2Find (f/g)(x).
A. 
B. 
C. 
D. 
Mathematics