Suppose u and v are differentiable functions of x. Use the given values of the functions and their derivatives to find the value of the indicated derivative.u(2) = 7, u '(2) = 4, v(2) = -1, v '(2) = -4.
(2u - 4v) at x = 2
A. 24
B. -8
C. 10
D. 18
Answer: A
Mathematics
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Write the rational expression in simplest form.
?
?
A. 
B. ?
C. ?
D. ?
E. ?
Mathematics
Provide an appropriate response. The perpendicular bisector is the line that is perpendicular to a given line and passes through its midpoint. Find the perpendicular bisector of the segment with endpoints (4, 1) and (3, 7).
A. y = 
x + 
B. y = -
x + 
C. y = 
x + 
D. y = -
x + 
Mathematics
Solve for the variable.-8(x - 6) - (-9x - 5) = -9
A. x = 8 B. x = 62 C. x = 44 D. x = - 62
Mathematics
Simplify the rational expression. If the rational expression cannot be simplified, so state.
A. 1 B. cannot be simplified C. -m D. -1
Mathematics