The graph represents a system of linear inequalities. Estimate the vertices.
A. 
B. 
C. 
D. 
E. none of these
Answer: B
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Simplify. If the answer is not a real number, state so. Assume all variables represent non-negative real numbers.
A. not a real number B. 2.828 C. 1.414 D. -2
Solve the problem.According to the Gas Kinetic Theory, the average speed of a gas particle is given by 
where 
is the speed in m/s, k is the constant 1.38 × 10-23, T is the temperature of the gas in Kelvin, and m is the mass of the gas particle in kg. What is the average speed of an oxygen molecule with a mass of
at a temperature of 500 K?
A. 174 m/s B. 1020 m/s C. 330,700 m/s D. 575 m/s
Solve by completing the square to obtain exact solutions.x2 + 12x + 17 = 0
A. 6 ± 
,
B. -6 ± 
C. 6 + 
D. -12 ± 
Write as a decimal.
%
A. 7.1818 B. 0.0718 C. 0.7182 D. 7.0018