Solve the equation using an integrating factor.y' + 2y = 15, t > 0

A. y =  + Ce2t
B. y = 15 + Ce2t
C. y =  + Ce-2t
D. y =  + e2t + Ce-2t

Answer: C

Mathematics

You might also like to view...

Solve the problem.Given log b 4 = 1.0596 and log b 7 = 1.4873.Find log b 4b .

A. 1.0596 B. 2.0596 C. 1.1514 + b D. 2.5469

View
Mathematics

Solve the problem.Suppose that the temperature T, in degrees Fahrenheit, of a person during an illness is given by the function T(t) =  + 98.6, where t is the time, in hours. Find the interval on which the temperature is over 100°. Round to the nearest thousandth when necessary.

A. (0, 1) B. (0.248, 4.038) C. (0.456, 7.43) D. (-?, ?)

View
Mathematics

Find the least common denominator (LCD)., 

A. (y - 4z)(4z + y) B. (y - 4z)2 C. (y - 4z)(4z - y) D. y - 4z or 4z - y

View
Mathematics

Divide and simplify to the form a + bi.

A. -  - i
B. -  + i
C.  + i
D.  - i

View
Mathematics