Set up the general equation from the given statement.The illumination I produced on a surface by a source of light varies directly as the candlepower c of the source and inversely as the square of the distance d between the source and the surface.
A. I = 
B. I = 
C. I = 
D. I = 
Answer: B
Mathematics
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Add or subtract as indicated.Add.-4z4 + 6z3
A. -4z4 + 7z3 - 12z B. -3z4 + 6z3 - 12z C. -4z4 + 5z3 + 12z D. -4z4 + 7z3 + 12z
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Solve the problem.Given log b 3 = 3.6887 and log b 7 = 1.4873.Find log b 
.
A. -2.2014 B. 3.842 C. 0.527 D. 2.2014
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Solve the problem.A bicycle with a 26-inch wheel (diameter) travels a distance of 200 feet. How many revolutions does the wheel make (to the nearest revolution)?
A. 52 revolutions B. 29 revolutions C. 23 revolutions D. 58 revolutions
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Solve the logarithmic equation.log (x + 9) = 1 - log x
A. -1, 10 B. -10, 1 C. -1 D. 1
Mathematics