Find the equation of the tangent line to the curve when x has the given value.f(x) = x2 + 5x ; x = 4
A. y = - 
+ 
B. y = 
+ 
C. y = 13x - 16
D. y = -39x - 80
Answer: C
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Find the flux of the vector field F across the surface S in the indicated direction.F = 3x2j - z2k; S is the portion of the parabolic cylinder y = 9x2 for which 0 ? z ? 1 and -2 ? x ? 2; direction is away from the y-z plane
A. 48 B. - 16 C. -48 D. 16
Provide an appropriate response.Which of the following items is undefined and why?tan-1 5 or cos-1 5
What will be an ideal response?
Provide an appropriate response. Use a tree diagram to illustrate the counting of all the possible arrangements of 4 shirts, 3 ties, and 5 slacks. Explain how the total number of arrangements can be found without a tree diagram.
What will be an ideal response?
Graph the solution of the rational inequalities on a number line and write the solution in interval notation;.
> 0
A. 
B. 
C. 
D. (-?, 0)