The solution of the differential equation \(\frac{{dy}}{{dx}} = \cos \ – McqOptions

MCQOPTIONS

1.	The solution of the differential equation \(\frac{{dy}}{{dx}} = \cos \left( {y - x} \right) + 1\) is
A.	ex [sec (y – x) – tan (y – x)] = c
B.	ex [sec (y – x) + tan (y – x)] = c
C.	ex sec (y – x) tan (y – x) = c
D.	ex = c sec (y – x) tan (y – x)
Answer» B. ex [sec (y – x) + tan (y – x)] = c

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