1
TG EAPCET 2024 (Online) 10th May Morning Shift
MCQ (Single Correct Answer)
+1
-0
If $A$ and $B$ are arbitrary constants, then the differential equation having $y=A e^{-x}+B \cos x$ as its general solution is
A
$(\sin x-\cos x) \frac{d^2 y}{d x^2}+2 \cos x \frac{d y}{d x}-(\sin x+\cos x) y=0$
B
$(\cos x-\sin x) \frac{d^2 y}{d x^2}+2 \cos x \frac{d y}{d x}+(\sin x+\cos x) y=0$
C
$(\cos x+\sin x) \frac{d^2 y}{d x^2}+2 \sin x \frac{d y}{d x}-(\sin x-\cos x) y=0$
D
$(\cos x-\sin x) \frac{d^2 y}{d x^2}-2 \sin x \frac{d y}{d x}+(\cos x+\sin x) y=0$
2
TG EAPCET 2024 (Online) 10th May Morning Shift
MCQ (Single Correct Answer)
+1
-0
The general solution of the differential equation $\frac{d y}{d x}+\frac{\sin (2 x+y)}{\cos x}+2=0$ is
A
$(\sec x+\tan x)[\operatorname{cosec}(2 x+y)-\cot (2 x+y)]=c$
B
$\sin (2 x+y) \cos x=c$
C
$\cos (2 x+y) \sin x=c$
D
$(\operatorname{cosec} x-\cot x)(\sec (2 x+y)-\tan (2 x+y))=c$
3
TG EAPCET 2024 (Online) 9th May Evening Shift
MCQ (Single Correct Answer)
+1
-0
The general solution of the differential equation $(9 x-3 y+5) d y=(3 x-y+1) d x$ is
A
$x-3 y-\log |12 x-4 y+7|=C$
B
$4 x-12 y-\log |12 x-4 y+7|=C$
C
$4 x-12 y+\log |6 x-2 y+7|=C$
D
$2 x-6 y+\log |12 x-4 y+7|=C$
4
TG EAPCET 2024 (Online) 9th May Evening Shift
MCQ (Single Correct Answer)
+1
-0
The general solution of the differential equation $\frac{d y}{d x}=\frac{2 y^2+1}{2 y^3-4 x y+y}$ is
A
$4 x y^2+2 x=y^4+y^2+c$
B
$2 x y^2+x=y^4-y^2+c$
C
$4 x y^2-2 x=y^4+y^2+c$
D
$4 x y^2+2 x=y^4-y^2+c$
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