physics chemistry maths science forums become expert I help I sign up I login refer a friend - earn nickels!!     advanced   Home Ask & Discuss Questions Study Material Experts Zone Hang Out! mroobm's has created 10 topics in the forums:  Question   Answers   Views   Last message   Forum Name  Prove that 2/\2n+1-9n/\2+3n-2 is a multiple of 54 by PMI 4 114 22 May 2008 12:33:36 IST iitkgp_bipin Algebra Give wuth justificationa natural no. n for which 3^9+3^12+3^15+3^n is a perfect cube 4 95 14 May 2008 09:36:04 IST animal Algebra Show that for any integer n,the no. n^4-20n^2+4 is not a prime no. 2 64 13 May 2008 09:20:10 IST hsbhatt Algebra Prove by PMI that:n^7/7+n^5/5+2n^3/3-n/105 is an integer, n is a + integer. 4 64 12 May 2008 23:48:40 IST mroobm Algebra Prove that the integer next greater than (sqrt 7+sqrt3)^n is divisble by 2^2n 5 90 12 May 2008 23:47:36 IST mroobm Algebra Prove that n^5-5n^4+4n^3 is divisible by 120,n is a + integer. 1 38 11 May 2008 16:29:13 IST 12121212 Algebra A metal M of atomic weight 54.94 has a density of 7.42 g/cc.Calculate the volume occupied 6 91 11 May 2008 16:10:33 IST hary Physical Chemistry Prove that 4/\n+1 + 3/\2n-1 is a multiple of 21 with the help of mathematical induction 2 50 9 May 2008 17:28:16 IST allamraju Algebra The no. of water molecules present in a drop of water (volume 0.0018 ml) at a room temp. 4 50 9 May 2008 17:07:47 IST mroobm Physical Chemistry Prove that 4/\ n+1 + 3/\2n-1 is a multiple of 21 with the help of mathematical induction 1 52 9 May 2008 16:48:34 IST Aatish Algebra

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