Find the exact value of the expression. Do not use a calculator.tan 150° cos 210°
A. 
B. 
C. - 
D. 
Answer: C
Mathematics
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Provide an appropriate response.Let T(x, y) = 16x2 - 2xy + 9y2 be the temperature at the point (x, y) on the ellipse 
Find the minimum and maximum temperatures, Tmin and Tmax, respectively, on the ellipse.
A. Tmin = 132; Tmax = 156
B. Tmin = 276; Tmax = 300
C. Tmin = 
; Tmax = 
D. Tmin = 0; Tmax = 24
Mathematics
Solve the problem.Bulk flour is on special at $0.86 per kilogram. Betty scooped some onto a scale. How much will she pay for 5,077 g of flour?
A. $2.19 B. $4.96 C. $4.37 D. $4.30
Mathematics
Find the product.-6(-3)(-3)
A. -54 B. 46 C. 54 D. -64
Mathematics
Find the horizontal asymptote, if any, of the rational function.f(x) = 
A. y = 
B. y = 0
C. y = 
D. None
Mathematics