Use implicit differentiation to find the specified derivative at the given point.Find 
at the point (1, 1) for 2x2 + 6y3 + 7xy = 0.
A. - 
B. - 
C. 
D. - 
Answer: B
Mathematics
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Use the graph to answer the question. 
Which month in 2006 had the lowest sales?
A. Month 8 B. Month 2 C. Month 3 D. Month 6
Mathematics
Use the accompanying table to find the solutions to the given equation on 
sec2 ? - 2 sec ? = 0
Y1 = 1/(cos(X))2-2/cos(X)
A. None B. 0°, 120°, 180°, 240° C. 60°, 300° D. -1°
Mathematics
Points A, B, C and D are located on line l. Their corresponding coordinates are: A = -2.35, B = -.4, C = .7 and D = 3.25. Find each of the following distances:
(a) AC
(b) BD
(c) BC
(d) AD
Mathematics
Write each expression in factored form as an algebraic expression of a single trigonometric function.cos x - sin 2 x - 1
A. cos 2 x - 1 B. sin 2 x C. (cot x + 1)(cot x - 1) D. (cos x + 2)(cos x - 1)
Mathematics