Use implicit differentiation to find dy/dx and d2y/dx2.xy + 3 = y, at the point (4, -1)

A.  =  = - 
B.  = 3;  = - 24
C.  = -  = 0
D.  =  = 


Answer: A

Mathematics

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Find the parametric equations for the line tangent to the curve at the given point.r(t) =  at r(0)

A. x = -2t, y = -7, z = -3 B. x = -2, y = -7t, z = -3t C. x = -2t, y = -7t, z = -3 D. x = 2, y = -7t, z = 3t

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Find the difference.-  - 

A.
B. - 1
C. - 
D. - 

Mathematics

Use the product rule to simplify the expression. Assume that the variables can be any real number.

A. x + 1
B. ±x + 1
C.
D.  + 1

Mathematics

Solve the equation for the specified variable. =   for V

A. = 
B. = 
C. = 
D. = 

Mathematics