JEE Advanced Model Paper 9 with solutions for online practice

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Question : 38 of 57
 
Marks: +1, -0
Match the Following :
Column I Column II
(A) If points of intersection of line x + 3y + 1 = 0 and circle x2+y2 - 2x + 4y + 1 = 0 are A and B then tangentsdrawn at A and B to the circle intersect at P(H,K) thenH - K = (P) 2
(B) The length of the longest interval in which f(x) = 3sinx - 4sin3x is increasing is
Ï€
k
then k =
(Q) 4
(C)An infinite G.P. is selected from 1 ,
1
2
,
1
4
,
1
8
..... to coverage to
1
7
. If
1
2a
is the first term of such a G.P., then thevalue of ‘a’ is
(R) 3
(D) P(8,6) is a point on the circle x2+y2 = 100 . Q , R are points on the circle such that |PQ| = |PR| = 4 slope of the line QR is −
k
3
then the value of 'k' is
(S) 0
(T) 0
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