Evaluate the given function with the following information: sin ? = 
(? in first quadrant) and cos ? = - 
(? in second quadrant).tan(? + ?)
A. 
B. 
C. - 
D. 
Answer: D
Mathematics
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Find the Jacobian J(u, v).
A. -6
B. 
C. 80
D. - 
Mathematics
Solve the problem.Suppose a business can sell x gadgets for p = 250 - 0.01x dollars apiece, and it costs the business 
dollars to produce the x gadgets. Determine the production level and cost per gadget required to maximize profit.
A. 111 gadgets at $248.89 each B. 10,000 gadgets at $150.00 each C. 13,750 gadgets at $112.50 each D. 11,250 gadgets at $137.50 each
Mathematics
Solve the formula for the specified variable.A = 
bh for h
A. h = 
B. h = 
C. h = 
D. h = 
Mathematics
Solve the equation.
x + 
= 
x + 
A. 45
B. - 
C. - 
D. - 
Mathematics