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(P) If k be the number of common tangents to 4x2+9y2=36 and x2+(y−1)2=2 then k is greater than or equal to. (Q) If m be the number of points of intersection of y2=8x+3 and 2x2+y2=4 then m is less then or equal to- (R) If λ be the number of common normals of y2=4x & (x−10)2+(y−1)2=1 then λ is greter than or equal to- (S) If y = mx + 4 is tangent to the parabela x2+16y=0 then |m| is less then or equal to. |
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Answer» (P) If k be the number of common tangents to 4x2+9y2=36 and x2+(y−1)2=2 then k is greater than or equal to. |
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