Provide an appropriate response.Which one of the following is a description of the graph of the solution set for the system below?x2 + y2 ? 364x2 + 9y2 ? 36
A. The area inside the circle (defined by the first equation) and outside the ellipse (defined by the second equation), including both borders.
B. The area inside the ellipse (defined by the second equation) and outside the circle (defined by the first equation), including both borders.
C. The area inside the ellipse (defined by the second equation), including the border.
D. None of these
Answer: C
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The position vector of a particle is r(t). Find the requested vector.The acceleration at t = 1 for r(t) = t5i + 5lnj +
k
A. a(1) = 20i - 5j - 2k
B. a(1) = 20i + j + 2k
C. a(1) = 20i + j - 2k
D. a(1) = 20i + 5j + 2k
Solve the problem by integration.Find the first-quadrant area bounded by y = 2x, x = 2, and the axes.
A.
B. 4
C.
D. 3 ln 2
Solve the problem.The sum of the percentages 31.542%, 17.467%, 22.42%, 12.861%, and 15.71% is 100.000%. Adjust the list so that there are no fractional parts. The following table shows the numbers truncated and the discarded portions.
A. 31%, 17%, 22%, 13%, 15% B. 31%, 17%, 22%, 12%, 16% C. 32%, 17%, 22%, 13%, 16% D. 32%, 18%, 22%, 13%, 16%
Find the power of i.i21
A. i B. -1 C. 1 D. -i