show that a surface of revolution satisfying the differential equation r=12x2+4y2 and touching
16:12
find the family orthogonal to f[z(x+y)2 , x2-y2]=0
10:10
show that a surface passing through the circle z=0 ,x2+y2=1 and satisfying the differential equation
1:04:23
G feld class 2nd class
13:49
differentiation under the sign of integration (integrals as functions of a parameter
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solve x(x2+3y2)p-y(3x2+y2)q=2z(y2-x2)
25:26
Class 8 chapter 5 mathematics #liveclass
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Wahnsinn: Alice Weidel lässt komplette CDU alt aussehen!
22:09