Use the inverse trig functions to express the angle in terms of the indicated unknown side. 
Use one of the inverse trig functions csc-1 or sec-1 to express angle A in terms of b.
A. A = csc-1 
B. A = sec-1 
C. A = csc-1 
D. A = sec-1 
Answer: B
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Find an equation for the line tangent to the given curve at the indicated point.y = x2 - 4 at (-2, 0)
A. y = -4x - 12 B. y = -4x - 8 C. y = -2x - 8 D. y = -4x - 16
Evaluate the line integral of f(x,y) along the curve C.f(x, y) = y2 + x2, C: the perimeter of the circle x2 + y2 = 25
A. 125? B. 250? C. 10? D. 50?
Solve the problem.The logarithmic function f(x) = -100 + 87 ln x models the number of visitors (in millions) to a certain country's museums, where x is the number of years since the initial recording of the number of visitors. Use this function to estimate the number of visitors in year 60. Round to the nearest tenth of a year.
A. 128.1 million B. 384.3 million C. 256.2 million D. 192.2 million
Express the following decimal as a rational number. ? 2.251251251...
What will be an ideal response?