Find average rate of change for the function over the given interval.y = x2 + 6x between x = 4 and x = 8

A. 18
B. 9
C. 14
D. 28

Answer: A

Mathematics

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Find the limit.x-5/ln x

A.
B. e5
C. -5
D.

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Find the derivative of the function at the given point in the direction of A.    A = 3i - 4j

A. - 
B. - 
C. - 24
D. - 

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Verify the identity.sec x + tan x = 

What will be an ideal response?

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Solve the problem.Find the equation of the line  that passes through the points (-3, 2) and (2, -8).

A. y = - x + 1
B. y = - 2x - 4
C. y = - 4x - 2
D. y = - 2x + 

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