1
KCET 2025
MCQ (Single Correct Answer)
+1
-0
General solution of the differential equation $\frac{d y}{d x}+y \tan x=\sec x$ is
A
$y \sec x=\tan x+c$
B
$y \tan x=\sec x+c$
C
$\operatorname{cosec} x=y \tan x+c$
D
$x \sec x=\tan y+c$
2
KCET 2025
MCQ (Single Correct Answer)
+1
-0
If ' $a$ ' and ' $b$ ' are the order and degree respectively of the differentiable equation. $\left(\frac{d^2 y}{d x^2}\right)^2+\left(\frac{d y}{d x}\right)^3+x^4=0$, then $a-b=$ $\qquad$
A
1
B
2
C
-1
D
0
3
KCET 2024
MCQ (Single Correct Answer)
+1
-0

The solution of $e^{d y / d x}=x+1, y(0)=3$ is

A
$y-2=x \log x-x$
B
$y-x-3=x \log x$
C
$y-x-3=(x+1) \log (x+1)$
D
$y+x-3=(x+1) \log (x+1)$
4
KCET 2024
MCQ (Single Correct Answer)
+1
-0

The family of curves whose $x$ and $y$ intercepts of a tangent at any point are respectively double the $x$ and $y$ coordinates of that point is

A
$x y=C$
B
$x^2+y^2=C$
C
$x^2-y^2=C$
D
$\frac{y}{x}=C$
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