Solve the equation.
= 2
A. {4}
B. 
C. {2}
D. 
Answer: C
Mathematics
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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) = 9, u '(2) = 3, v(2) = -1, v '(2) = -4.
(3v - u) at x = 2
A. -15 B. -9 C. 6 D. -12
Mathematics
Perform the division.
A. -12x10 + 3x3 B. 4x6 - 9x7 C. 7x13 D. 4x6 + 3x3
Mathematics
Simplify. Assume that no denominator is zero and that 00 is not considered.
4
A. 
B. 
C. 
D. 
Mathematics
Solve the differential equation using the method of variation of parameters.
y" + 25y = x
Mathematics