Find x and y.
A. x = -3, y = 3
B. x = 3, y = -4
C. no solution
D. x = 2, y = -3
E. x = 2, y = -4
Answer: D
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Find all the first order partial derivatives for the following function.f(x, y) = sin2 (8xy2 - y)
A. 
= 16y2sin (8xy2 - y) cos (8xy2 - y); 
= 2sin (8xy2 - y) cos (8xy2 - y)
B. 
= 2sin (8xy2 - y) cos (8xy2 - y); 
= (32x - 2) sin (8xy2 - y) cos (8xy2 - y)
C. 
= 16y2sin (8xy2 - y) cos (8xy2 - y); 
= (32xy - 2) sin (8xy2 - y) cos (8xy2 - y)
D. 
= 2sin (8xy2 - y) cos (8xy2 - y); 
= 2sin(8xy2 - y) cos(8xy2 - y)
Provide an appropriate response.Which of the following sequences do not meet the conditions of the Integral Test? I. an = n(sin n + 1) II. an = 
III. an = 
A. II and III B. I only C. I and III D. I, II, and III
Find the missing numbers. Round rates to the nearest tenth of a percent and dollar amounts to the nearest cent.
A. Markup: $13.44 % Markup on Cost: 34.4% B. Markup: $4.20 % Markup on Cost: 90.9% C. Markup: $8.82 % Markup on Cost: 52.4% D. Markup: $4.20 % Markup on Cost: 47.6%
Factor completely. If the polynomial cannot be factored, say it is prime.98x2 - 112x + 32
A. 2(7x - 4)(7x + 4) B. 2(7x - 4)2 C. 2(7x + 4)2 D. prime