Use your calculator to approximate the integral using the method indicated, with n = 100. Round your answer to four decimal places.
dx (trapezoidal rule)
A. 14.1223
B. 14.1328
C. 14.0470
D. 14.1174
Answer: D
Mathematics
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Evaluate the integral.
dx
A. 
+ C
B. 
+ C
C. 
+ C
D. 
5 + C
Mathematics
Solve using Cramer's rule.2x + 3y = 333x - 2y = 4
A. (7, 6) B. (-7, 6) C. (6, 7) D. (-6, -7)
Mathematics
Convert to scientific notation.3,400,000
A. 3.4 × 106 B. 3.4 × 10-5 C. 3.4 × 105 D. 3.4 × 10-6
Mathematics
Solve the problem.The price p and x, the quantity of a certain product sold, obey the demand equation p = - 
x + 100, {x|0 ? x ? 1000}a) Express the revenue R as a function of x.b) What is the revenue if 450 units are sold?c) Graph the revenue function using a graphing utility.d) What quantity x maximizes revenue? What is the maximum revenue?e) What price should the company charge to maximize revenue?
What will be an ideal response?
Mathematics