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Elven

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1. Show that k=15 is congruent integer.where 0.5xy=km^2, x=r(u^2 - v^2) y=r(2uv) z=r(u^2 + v^2) x^2 + y^2 = z^2 2. how i solve
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4.Suppose that region R is bounded by the parabola y=x^2 and x=y^2 and has a constant density (sigma). Compute its center of
1. 0 answers
2. 496 views
Use lagrange multiplier to find greatest and least distance from point (2,1,-4) to ellipsoid x^2 +5y^2 +z^2 =1.I tried solving
1. 2 answers
2. 457 views