Calculate the surface area of the given surface.The surface f(x,y) = x2 + y2, -1 ? x, y ? 2. (Hint: Do the first integral by substitution or using a formula from the Table of Integrals. Use numerical integration to do the outer integral.)

A. 35.5222
B. 18.4734
C. 25.3332
D. 29.3516


Answer: C

Mathematics

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Find projv u.v = i + j + k, u = 4i + 12j + 3k

A. i + j + k
B. i + j + k
C. i + j + k
D. i + j + k

Mathematics

Find the equation of the line passing through the indicated two points in standard form.(7, -1) and (-5, 6)

A. 7x + 12y = 37 B. -8x + 11y = -26 C. 8x - 11y = -26 D. -7x + 12y = 37

Mathematics

Solve the problem.During clinical trials of a new drug intended to reduce the risk of heart attack, the following data indicate the occurrence of adverse reactions among 1200 adult male trial members. What is the probability that an adult male using the drug will experience nausea? 

A. 1.58% B. 1.83% C. 25.58% D. 1.71%

Mathematics

Solve the problem.Find the equation of the line s with y-intercept (0, 4) and slope perpendicular to the slope of line t, 

A. y = x + 4
B. y = - x - 4
C. y = - x + 4
D. y = x + 4

Mathematics