1.

Statement-I : Let A(0,0),B(cosalpha,sinalpha),C(sinalpha-cosalpha) are vertices of a trianlge then the locus of the centroid of triangle is 9x^(2)+9y^(2)=4 Statement-II : The locus of the point (acostheta,bsintheta) is (x^(2))/(a^(2))+(y^(2))/(b^(2))=1 The correct statement is

Answer»

only I
only II
both I and II
neither I nor II

Answer :2


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