Solve the proportion. Round the result to three significant digits.
__________
Fill in the blank(s) with the appropriate word(s).
278
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Use the method of undetermined coefficients to solve the differential equation.y'' + 2y' = 6
A. y = (C1 + C2x)e-2x - 3 B. y = (C1 + C2x)e-2x - 3x C. y = C1 + C2e-2x + 3 D. y = C1 + C2e-2x + 3x
Solve the system algebraically.5x - y = -104x + y = 1
A. (-1, -5) B. (1, 5) C. no solution D. (-1, 5)
Solve the problem.A ball is thrown downward from a window in a tall building. Its position at time t in seconds is 
where s is in feet below the window. How long (to the nearest tenth) will it take the ball to fall 66 feet?
A. 1.7 sec B. 1.1 sec C. 1.3 sec D. 2.0 sec
Provide an appropriate response.A shipment of 20 digital cameras contains two that are defective. A random sample of three is selected and tested. Let X be the random variable associated with the number of defective cameras in a sample. Find the probability distribution of X and the expected number of defective cameras in a sample.
What will be an ideal response?