Use the definite integral to find the area between the x-axis and the graph of f(x) over the indicated interval.f(x) = ; [1, 4]

A. 2
B.
C.
D. 4


Answer: A

Mathematics

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Find all the second order partial derivatives of the given function.f(x, y) = ex/y

A.  =  = ;   =  = 
B.  =  = ex/y;   =  = -ex/y
C.  =  = -ex/y;   =  = ex/y
D.  =  = ex/y;   =  = -ex/y

Mathematics

Decide whether or not the following is a statement.This test is too hard.

A. Statement B. Not a statement

Mathematics

If s represents the displacement and t represents the time for an object moving with rectilinear motion according to the given function, find the instantaneous velocity for the given time.s = 3t3 - 7t2 - 4t + 4; t = 4

A. 126 B. -24 C. 84 D. 18

Mathematics

Determine the intervals on which the function is increasing, decreasing, and constant.

A. Increasing on (-?, 4); Decreasing on (-4, ?); Constant on (4, ?) B. Increasing on (-?, 4); Decreasing on (-?, -4); Constant on (4, ?) C. Increasing on (4, ?); Decreasing on (-4, ?); Constant on (-4, 4) D. Increasing on (4, ?); Decreasing on (-?, -4); Constant on (-4, 4)

Mathematics