If the normal at any point P on the ellipse a2x2+b2y2=1 meets the axes at Gandg respectively, then find the raio PG:Pg= (a) a:b (b) a2:b2 (c) b:a (d) b2:a2
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If TP and TQ are the two tangents to a circle with centre O so that ∠POQ=110∘, then ∠PTQ is equal to
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