Use the given graph of the quadratic function f to write its formula as
.
A. f(x) = - (x - 3)2 - 2
B. f(x) = - (x + 3)2 - 2
C. f(x) = -(x - 3)2 - 2
D. f(x) = -2(x - 3)2 - 2
Answer: D
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Solve the problem.Earth is approximately circular in cross section, with a circumference at the equator of 24,882 miles. Suppose that two ropes are used to create two concentric circles. One is created by wrapping a rope around the equator and the other is created using a rope 48 feet longer. How much space is between the ropes? Round the result to two decimal places.
A. About 13.37 feet B. About 7.64 feet C. About 40,336.23 feet D. About 6.05 feet
Use the inverse of the coefficient matrix to solve the system of equations. y + z = 8,3x -z = 5, 2x + y + 3z = 9; A-1 = -
A.
B.
C.
D.
Solve the problem.Find the volume of the solid generated by revolving the region in the first quadrant bounded by the coordinate axes, the curve y = e-2x, and the line x = 8 about the y-axis.
A. ?(1 - 17 e-16)
B. - ?(1 + 17 e-16)
C. ?(1 - 16 e-16)
D. ?(1 - 15 e-16)
Draw a valid conclusion from the given premises.If you pay your taxes, then you are a good citizen. People who do not pay their taxes did not receive a tax bill. If it is April, then you will receive a tax bill. It is April.Therefore....
A. You are not a good citizen. B. You did not pay your taxes. C. You did not receive a tax bill. D. You are a good citizen.