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Let E be the ellipse x29+y24=1 and C be the circlex2+y2=9. Let P(1, 2) and Q(2,1) be two points, then
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a
Q lies inside C but outside E
b
Q lies outside both C and E
c
P lies inside both C and E
d
P lies inside C but out side E
answer is D.
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Detailed Solution
C:x2+y2−9=0E:x2/9+y2/4−1=0. For P(1, 2), C:1+4−9<0, E:19+44−1>0So P lies outside E and inside C.For Q(2,1),C:4+1−9<0, E:49+14−1<0So Q lies inside both C and E.
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