Find the average value of the function on the given interval.f(x) = 4 - x2; [1, 19]

A. -123.000
B. -377
C. -122.796
D. -116.526

Answer: A

Mathematics

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Graph the function using the slope and y-intercept.f(x) = x + 3

A.

B.

C.

D.

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Find the sum Sn of the first n terms of the geometric sequence. 5, 15, 45, 135, 405, . . . ; n = 13

A. 3,985,842 B. 3,985,805 C. 3,985,785 D. 3,985,807

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Mathematics

Determine whether the expression represents a difference of two squares.x2 - 47

A. Yes B. No

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Find an equation for the described linear function.Through  and parallel to 

A. f(x) = - x + 
B. f(x) = x + 
C. f(x) = x + 
D. f(x) = -6x + 

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Mathematics