Find the indicated probability.f(x) = 
e-x/3; [0, ?), P(1 ? x ? 3)
A. 0.0775
B. 0.1162
C. 0.0581
D. 0.3487
Answer: D
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Determine the type of curve from the given information.An airplane is flying at a constant altitude of 15,000 ft. If an equation is formed relating the horizontal distance to a control tower and the direct line distance, what type of curve is represented?
A. Parabola B. Ellipse C. Hyperbola D. None of the above
Evaluate the given binomial coefficient.
A. 
B. 6!
C. 6
D. 1
Simplify the expression using the order of operations.8 - 3(4 - 8)
A. -20 B. 20 C. 4 D. -4
Solve the problem.The function H described by H(x) = 2.75x + 71.48 can be used to estimate the height, in centimeters, of a woman whose humerus (the bone from the elbow to the shoulder) is x cm long. Estimate the height of a woman whose humerus is 
long.
A. 42.83 cm B. 157.83 cm C. 14.87 cm D. 105.63 cm