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If A , B , C be the centres of coaxal circles and T1 , T2 , T3 , be the lengths of tangents from a given point to the circles , show that BC.T2 + CA.T22 + AB.T22 = 0 . 9. Tangents at a pair of anti - homologous points on two circles ...
If A , B , C be the centres of coaxal circles and T1 , T2 , T3 , be the lengths of tangents from a given point to the circles , show that BC.T2 + CA.T22 + AB.T22 = 0 . 9. Tangents at a pair of anti - homologous points on two circles ...
Pagina
Deduce the equation of the ellipsoid , origin at the centre ; and find the length of a radius vector drawn in the direction l , m , n . Show that the sum of the squares of the recip- rocals of any three radii at right angles is constant ...
Deduce the equation of the ellipsoid , origin at the centre ; and find the length of a radius vector drawn in the direction l , m , n . Show that the sum of the squares of the recip- rocals of any three radii at right angles is constant ...
Pagina
In any tetrahedron the lines from the vertices to the centroids of the opposite faces are concurrent at the point which is one - fourth the length of the line from each face . 3. Interpret the expression aß show that Vaẞr = Τγβα . = Saß ...
In any tetrahedron the lines from the vertices to the centroids of the opposite faces are concurrent at the point which is one - fourth the length of the line from each face . 3. Interpret the expression aß show that Vaẞr = Τγβα . = Saß ...
Pagina
Write the equation of a normal to the ellipse , and show that the length of normal intercepted between the curve and the x - axis is Vff when fi f2 are focal distances . b 10. Show how the various conic sections may be ob- tained from a ...
Write the equation of a normal to the ellipse , and show that the length of normal intercepted between the curve and the x - axis is Vff when fi f2 are focal distances . b 10. Show how the various conic sections may be ob- tained from a ...
Pagina
If the units of velocity and length in a scientific system be 3 tachs and 5 metres , express in kilometres per hour per hour the unit of acceleration . 3. A body is thrown vertically upwards in vacuo with a velocity u ; find ( 1 ) the ...
If the units of velocity and length in a scientific system be 3 tachs and 5 metres , express in kilometres per hour per hour the unit of acceleration . 3. A body is thrown vertically upwards in vacuo with a velocity u ; find ( 1 ) the ...
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