Find the center of mass of a thin plate covering the given region with the given density function.The region bounded by x = y2 and the line x = 1, with density ?(x) = y2
A. 
= 0, 
= 
B. 
= 
, 
= 0
C. 
= 
, 
= 0
D. 
= 
, 
= 0
Answer: C
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You are running an election campaign. The number ?N, in thousands, of people who have decided to vote for your candidate after t days is given by
?
.
?
You expect your candidate to win if she gets 43 thousand votes. Will you ever expect your candidate to win? If so when will the required number of votes be reached? Round your answer to the nearest whole number of days.
?
A. The required number of votes will never be reached. B. The required number of votes is reached after 82 days. C. The required number of votes is reached after 86 days. D. The required number of votes is reached after 88 days.
Solve the equation using a graphing calculator. Find solutions accurate to two decimal places.(1.67x + 6.67)2 = 9.99
A. 1.09, -1.09 B. 2.10, -2.10 C. 5.89, -2.10 D. -2.10, -5.89
Solve the problem.A company found that the cost (in $) of producing x lb of a solvent is given by C(x) = 2x3 - 19x2 + 110x - 492. Find x for C(x) = $33.
A. 10 B. 9 C. 12 D. 7
Perform the indicated operation without the use of a calculator and express each answer in decimal notation.
A. 0.00142857 B. 700 C. 100 D. 0.07