Solve the problem.The total cost to hand-produce x large dolls and y small dolls is given by 
If a total of 20 dolls must be made, how should production be allocated so that the total cost is minimized?
A. Make 10 large dolls and 10 small ones
B. Make 0 large dolls and 20 small ones
C. Make 20 large dolls and 0 small ones
D. Make 19 large dolls and 1 small one
Answer: C
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Solve the initial value problem.
= cos t - sin t, s
= 6
A. s = sin t + cos t + 5 B. s = 2sin t + 4 C. s = sin t + cos t + 7 D. s = sin t - cos t + 5
Find the product and write the result in standard form.(-9 - 6i)(5 + i)
A. -39 - 39i B. -51 + 21i C. -39 + 21i D. -51 - 39i
Solve the equation.
+ 
= 1
A. 
B. 28
C. 4
D. 10
Solve the problem.A rectangular sign is being designed so that the length of its base, in feet, is 14 feet less than 4 times the height, h. Express the area of the sign as a function of h.
A. A(h) = -14h + h2 B. A(h) = -14h2 + 2h C. A(h) = 14h - 2h2 D. A(h) = -14h + 4h2