Perform the multiplication and simplify.
?

?

A.
B.
C.
D.
E. ?


Answer: D

Mathematics

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The amount of snowfall in feet in a remote region of Alaska in the month of January is a continuous random variable with probability density function ? ? Find the amount of snowfall one can expect in any given month of January in Alaska. ?

A. 4.5 ft B. 2.5 ft C. 9.5 ft D. 0.5 ft E. 7.5 ft

Mathematics

The trough in the illustration has a cross-sectional area of 46 square inches. Find the depth, h ,of the trough.

(Area of a trapezoid =  )
?

?

?

A. 8 inches
B. 6 inches
C. 4 inches
D. 7 inches
E. 12 inches

Mathematics

Let the function  be defined by the equation , where x and  are real numbers.

Find the range of the function .
?

A. ?range: 
B. ?range: 
C. range: 
D. ?range: 
E. ?

Mathematics

Solve the problem.Brand A soup contains 745 milligrams of sodium. Find a linear function f that computes the number of milligrams of sodium in x cans of Brand A soup.

A. f(x) = 745 B. f(x) = x - 745 C. f(x) = 745x D. f(x) = 745 + x

Mathematics