Find a polar equation for the conic. A focus is at the pole.e = 4; directrix is perpendicular to the polar axis 3 to the right of the pole
A. r = 
B. r = 
C. r = 
D. r = 
Answer: D
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Find the Taylor series generated by f at x = a.f(x) = 
, a = 8
A. 
B. 
C. 
D. 
Solve the problem.The intensity I of light varies inversely as the square of the distance D from the source. If the intensity of illumination on a screen 5 ft from a light is 2 foot-candles, find the intensity on a screen 20 ft from the light.
A. 
foot-candle
B. 
foot-candle
C. 2 foot-candles
D. 1
foot-candles
Translate the phrase into a mathematical expression and then find the result.635 feet fewer than 1550 feet
A. 1550 - 635; 815 feet B. 1550 - 635; 915 feet C. 635 + 1550; 2085 feet D. 635 + 1550; 2185 feet
Solve the equation by the method of your choice. Simplify irrational solutions, if possible.6x2 - 150 = 0
A. {0}
B. {±6}
C. {±5}
D. {±5
}