Find the equation of the parabola determined by the given information.Focus at (-10, -7), directrix x = -14
A. x = 
y2 + 
y - 
B. y = 
x2 + 
x + 
C. y = 
x2 + 
x + 
D. x = 
y2 - 14y + 47
Answer: A
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Solve the problem.The shape and density of a thin shell are indicated below. Find the coordinates of the center of mass.Shell: cylinder x2 + z2 = 4 bounded by y = 0 and y = 1Density: constant
A. 
B. 
C. 
D. 
Solve the problem.If the chances of rain tomorrow are 20%, then the odds of rain tomorrow can be given as
A. 2 to 10. B. 2 to 1. C. 2 to 12. D. 2 to 8. E. none of these
Solve.The daily profit in dollars of a specialty cake shop is described by the function 
where x is the number of cakes prepared in one day. How many cakes are prepared per day if the company has a daily profit of zero dollars?
A. 16 cakes or 40 cakes B. 28 cakes C. 18 cakes or 37 cakes D. 864 cakes
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A. 10.9 ft B. 11.6 ft C. 12.4 ft D. 9 ft