Use a calculator to find the function value to four decimal places.cos 46.5°
A. 1.0538
B. -0.8116
C. 0.6884
D. 0.7254
Answer: C
Mathematics
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Find the second derivative.y = 5x3 - 3x2 + 6
A. 6x - 30 B. 6x - 20 C. 30x - 6 D. 20x - 6
Mathematics
Calculate the Taylor polynomial of second order that approximates f(x, y) near a.f(x, y) = e4y sin x, a = (0, 0)
A. x + 4xy B. 1 + x + 4xy + e4y C. 1 + x + 4xy D. e4y(x - 4xy)
Mathematics
Factor completely. If prime, so indicate.6y2 + 27y - 15
A. 3(2y + 1)(y - 5) B. (2y - 1)(3y + 15) C. 3(2y - 1)(y + 5) D. (6y - 3)(y + 5)
Mathematics
Add and simplify.
+ 
A. 
B. 
C. 
D. 
Mathematics