Solve the given differential equation (where the function is subject to the given conditions) by using Laplace transforms.y" + y = 4, y
= 2, y' 
= 2
A. y = 6 cos t + 2 sin t + 4
B. y = -2 sin t + 2 cos t + 4
C. y = -2 cos t + 2 sin t + 4
D. y = sin t + 1
Answer: C
Mathematics
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A. 
ln 
B. 
ln 
C. -
ln 
D. -ln 
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Convert the numeral to Hindu-Arabic form.XCIV
A. 194 B. 84 C. 94 D. 114
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Determine all possible rational solutions of the polynomial equation.f(x) = 3x3 + 58x2 + 58x + 27
A. ±1, ±3, ±6, ±9, ±27
B. ±1, ± 
, ±3, ±9, ±27
C. ±1, ± 
, ± 
, ± 
, ±3
D. ±1, ±3, ±9, ±27
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Solve the problem.How many liters of a 10% alcohol solution must be mixed with 70 liters of a 60% solution to get a 30% solution?
A. 175 L B. 10.5 L C. 105 L D. 17.5 L
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