Find the equation of the tangent line to the graph of f at the given point.f(x) = 5x2 + x at (-4, 76)
A. y = 10x + 1
B. y = -39x - 232
C. y = -39x - 80
D. y = 10x
Answer: C
Mathematics
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Determine if the sequence is arithmetic. If the sequence is arithmetic, find the common difference.2, 6, 18, 54, 162, . . .
A. yes, 6
B. yes, 3
C. no
D. yes, 
Mathematics
Determine the value of each variable.
= 
A. m = 9; n = 3; x = 3 B. m = 3; n = 9; x = 0 C. m = -9; n = -3; x = -3 D. m = 5; n = 7; x = 3
Mathematics
Solve the equation.y + 9.2 = -4.5
A. -4.7 B. 13.7 C. 4.7 D. -13.7
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Express the following in terms of u and v, where u = ln x and v = ln y. For example, 
ln 
A. 6 v - 11 u
B. 
C. 6 u - 11 v
D. 
Mathematics