maths aptitude tricks

ALGEBRA FORMULAS (a+b) 2 = (a 2 +b 2 +2ab) (a-b) 2 = (a 2 +  b 2 – 2ab) (a+b) 2 + (a-b) 2 = 2 (a 2 + b 2 ) (a+b) 2 – (a-b) 2 = 4ab (a 2 -b 2 ) = (a+b) (a-b) (a+b) 3 = a 3 + b 3 + 3ab (a+b) (a-b) 3 = a 3 – b 3 -3ab (a-b) (a 3 +b 3 ) = (a+b) (a 2 -ab+b 2 ) (a 3 -b 3 ) = (a-b) (a 2 +ab+b 2 ) Arithmetic progression (A.P) Series a, a+d, a+2d, a+3d,……. First term = a Difference = d Then n th term T n = a + (n-1)d sum of “n” term S n = n/2 – (2a + (n-1)d) sum of n term S n = n/2 (a+L) L = last term Geometric progression (G.P) a , ar, ar 2 ,……. First term = a Difference = r Then n th term T n = ar n-1 sum of “n” terms S n = a(r n – 1 )/ (r – 1) MORE MATH TRICKS DOWNLOAD IN .PDF

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SSC CGL 2014 ANSWER KEY ssc that stands for staff selection commission a government organization that recruits candidates for various post in central government department throughout India. Ssc have been published recruitment under combined graduate level exam for various post under ministries of Indian department under group ‘c’ and group ‘b’ ministerial and non ministerial. The exam of combined graduate level 2014 was been conducted in april / may 2014 but due to some malpractice in cgl 2013 exam cgl 2014 postponed. Now fresh dates have been given to hold ssc cgl 2014 tier 1. The date of cgl 2014 now are 19 october and 26 october 2014. More than one million candidates are registered for exam. Competition are now more because more number of post in 2014. PATTERN OF SSC COMBINED GRADUATE LEVEL 2014 In the exam there are four parts of 200 marks. Each part consist of 50 mark. Four part are general awareness, reasoning abilities, mathematics aptitude and English comprehen...

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SSC CGL RE EXAM QUESTION PAPER FOR PRACTICE  Hi friend those are waiting for the ssc cgl tier 2 on 21 sept 2014 are now doing hard work on their basic concept of various type of question that are asked in ssc exam . so, here we are provide re exam question paper in pdf format to practice. PRACTICE IT AND SOLVED IT FULL AND SHARE IT WITH OTHER DOWNLOAD SSC CGL MATH PART DOWNLOAD REASONING PART   DOWNLOAD GENERAL AWARENESS