JEE Mains Model Paper 21
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Question : 61 of 90
Marks:
+1,
-0
If p is the length of the perpendicular from the origin on the line
+
= 1 and a 2 , p 2 , b 2 are in a.P. . Then a 4 − 2 a 2 p 2 + 2 p 4 =
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