Find the product.(3x - 10)2

A. 9x2 + 100
B. 3x2 + 100
C. 9x2 - 60x + 100
D. 3x2 - 60x + 100


Answer: C

Mathematics

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The eccentricity is given of a conic section with one focus at the origin, along with the directrix corresponding to that focus. Find a polar equation for the conic section. e = , y = 6

A. r = 
B. r = 
C. r = 
D. r = 

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Find the area of the figure. 

A. 3131 cm2 B. 2095 cm2 C. 1133 cm2 D. 2132 cm2

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Solve the problem.For some reason the quality of production decreases as the year progresses at a light bulb manufacturing plant. The following data represent the percentage of defective light bulbs produced at a light bulb manufacturing plant in the corresponding month of the year. Use the equation of the least squares line to predict in which month the percentage of defective light bulbs would be 1.83%.

A. March B. May C. April D. February

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Perform the indicated operation and, if possible, simplify. If a quotient is undefined state this.-  ÷ 

A. - 
B. -  
C.  
D.  

Mathematics