1. x+y-log(cy/x)
2. x+y=log(cxy)
3. x-y-log(cx/y)
4. y-x=log(cx/y)
y-x=log(cx/y)
1. (x-2y)2+2x=C
2. (x-2y)2+x=C
3. (x-2y)2+2x2=C
4. (x-2y)+x2=C
(x-2y)2+2x=C
1. y= ex cos x+ C
2. y cos x = ex+ C
3. y= ex sin x+ C
4. y sin x = ex + C
y cos x = ex+ C
1. y3 = 3x3 + c
2. y3 = 3x3log(cx)
3. y3 = 3x3 + log(cx)
4. y3 + 3x3 = log(cx)
y<sup>3 </sup>= 3x<sup>3</sup>log(cx)
1. 3/2
2. 1/4
3. 1/24
4. 4
1/24
1. y/x
2. x/y
3. x2/y2
4. y2/x2
y2/x2
1. 0
2. 1
3. 2
4. 3
2
1. 5x1
2. y15x1
3. loge5
4. 1 / loge5
1 / log<sub>e</sub>5
1. uxx = a2 . uyy
2. uyy = a2 uxx
3. uxx = -a2 . uyy
4. uyy = - a2 uxx
u<sub>xx</sub> = a<sup>2</sup> . u<sub>yy</sub>
1. 2 sin-1(x/a) +c
2. 2a sin-1(x/a)+c
3. 2 cos-1(x/a) +c
4. 2a coss-1(x/a)+c
2a sin-1(x/a)+c