Recommended Questions
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- If x,y,z are in A. P. then (1)/(yz) , (1)/(zx), (1)/(xy) are in-
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- If xy+yz+zx=1, " then " (x)/( 1+x^(2))+(y)/(1+y^2)+(z)/(1+z^(2))=
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- |[1/x,1/y,1/z],[x^(2),y^(2),z^(2)],[yz,zx,xy]|
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- सिद्ध कीजिये की -|(1,yz,y+z),(1,zx,z+x),(1,xy,x+y)|=(x-y)(y-z)(z-x)
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- If xy + yz + zx = 1 find (x+y)/(1-xy) + (y+z)/(1-yz) + (z + x)/(1-zx)=...
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