R I K U R I MP3 & MP4

Demuestre (i) r = (r.i) i+(r.j)j+(r.k)k (ii) ixx(axi) +jxx(axxj)+kxx(axxk) =2a(iii) [(ixxa).b] i+... 11:17
The value of `(r.i)i+(r.j)j+(r.k)k` is 1:53
Hamzeh cheated on Fatemeh—a truth that left Hossein shocked! 35:27
Verify that lines given by r=(1-λ)i+(λ- 2)j+(3-2λ)k and r=(μ+1)i+(2μ-1)j-(2μ+1)k are skew lines .Hen 12:47
Ayuda de cálculo: Hallar la curvatura K(t) para r(t)=(5sint)i+(6cost)j en t=0 9:04
VECTOR Irrotational example F=(y+z)i+(z+x)j+(x+y)k 5:49

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