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CPT Chapter AP and GP

CA CPT Exam  

With Anand.Duration:4hrs45min

AP & GPDuration (min:sec)
Basics of AP & GP 
Overview of AP & GP07:41
What is AP & GP06:15
AP Series and Formula06:40
GP Series and Formula03:45
AP 
Index03:05
AP Formula07:05
Finding n terms13:18
AM24:10
Sum of AP32:52
Sum of Natural Numbers16:15
AP Misc. Problem22:22
Working with consecutive numbers03:08
Summary02:25
GP 
Index04:31
GP Formula01:34
Finding n terms07:46
GM13:01
Sum of GP14:29
3 numbers in GP09:05
m&n terms problem10:36
Infinity problem36:23
Summary01:55
AP & GP Combined 
AP & GP Combined17:35
Practical Problem on AP& GP18:00
Conclusion01:24
Total04:45:20

Few below things we have covered

What is AP & GP?
AP
GP
AP & GP Combined
Practical problem AP & GP
Addition till Infinity

Formula
Finding term
Arithmetic Mean
Sum of AP
Sum of Natural Number
Misc Problem

Finding nth term -

The nth element of the sequence 1, 3, 5, 7,...is
(a) n
(b) 2n – 1
(c) 2n +1
(d) none of these

The last term of the series 5, 7, 9,..... to 21 terms is
(a) 44
(b) 43
(c) 45
(d) none of these

if 8th term of an A.P is 15, then sum of its 15 terms is
(a) 15
(b) 0
(c) 225
(d) 225/2

If the sum of n terms of an A.P be 2n2 + 5n, then its 'nth' term is
(a) 4n - 2
(b) 3n - 4
(c) 4n + 3
(d) 3n + 4

Inserting AM between 2 Numbers -
Insert 4 AM between -2 and 23

(a) 3, 13, 8, 18
(b) 18, 3, 8, 13
(c) 3, 8, 13, 18
(d) none of these

GP -
Formula
Finding term
Geometric Mean (GM)
Sum of GP
Three numbers
m and n term problem
Addition till infinity


Notes


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