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how many common tangents can be drawn to the ellipse x2/9+y2/4=1 and circle x2+y2-2x-3=0 ...
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find eqn. of tangent to ellipse x2/16 +y2/12=1 at P(π/3) ...
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find the eqn. of tangent to ellipse x2/16+y2/12=1 at (2,3) ...
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for what values α point (α,-α) lies inside the ellipse x2/16+y2/9=1 ...
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find the eqn of ellipse whose foci are (1,0) & (-1,0) and eccentricity is 1/2 ...
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find the eqn of the ellipse whose centre is origin, axes are axis of coordinate and passes through (2,2) & (3,1) ...
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if minor axis subtend a right angle at its focus, find the eccentricity of ellipse ...
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find the centre and length of latus rectum of the ellipse (x-4)2/4+(y+3)2/3=1 ...
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find the vertices of the ellipse 9x2+4y2=36 ...
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find the eccentricity of the ellipse 3x2+4y2=12 ...
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find the foci and directrices of the ellipse 25x2+16y2=400 ...
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find the focal distance of a point P(π/3) on the ellipse 3x2+4y2=12 ...
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find the solution of sinydy/dx-2cosy/x=-1/x2 ...
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find the solution of cotydy/dx+xlnsiny=x ...
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sec2ydy/dx+tanycotx=cosx ...
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find the solution of dy/dx+y/x=xy4 ...
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find the solution of 4dy/dx+8y=5e-3x ...
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find the solution of dy/dx+ycotx=cosx ...
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find the solution of dy/dx+y/x=x3 ...
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find the solution of dy/dx+xy=x ...
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find the solution of dy/dx+y=ex ...
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find the solution of dy/dx+y=cosx ...
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find the solution of secx(dy/dx)+y=y2 ...
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find the solution of (x-xy)dy=ydx ...
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secxsecy=-cosecxcosecy(dy/dx) ...
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find the solution of 3extany+(1-ex)sec2y(dy/dx)=0 ...
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find the solution of xdx/(1+x2)=ydy/(1+y2) ...
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find the solution of x(dy/dx)+y=x ...
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find the solution of x2(dy/dx)=x2+5xy+4y2 ...
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find the solution of (3xy+y2)dx+(x2+xy)dy=0 ...