Use Method I to simplify the complex rational expression.

A. (x - 4)(x + 3)
B.
C.
D.


Answer: B

Mathematics

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Provide an appropriate response.The area under the standard normal curve between 1 and 2 is equal to 0.1359. Scores on a particular aptitude test are normally distributed with a mean of 100 and a standard deviation of 10. Which of the following are equal to 13.59%?a. The percentage of scores between 120 and 130b. The percentage of scores between 110 and 120c. The percentage of scores between 80 and 90d. The percentage of scores between 90 and 120

A. a B. d C. b D. b, c E. a, b

Mathematics

Solve the problem.The line segment joining the points (0, 2) and (8, 4) is revolved about the x-axis to generate a frustum of a cone. Find the surface area of the frustum using the parametrization x = 4t, y = t + 2, 0 ? t ? 2.

A. 12?
B. 12
C. 12?
D. 6?

Mathematics

Tell whether the angle is acute, right, obtuse, straight, or reflex.

A. Acute B. Right C. Obtuse D. Zero

Mathematics

Add or subtract as indicated. - 

A.
B.
C.
D. 0

Mathematics