Question

help in sequence and series

Answer 1

ishaan udo u hav rd sharma with u??

Answer 2

naah just post the problem

Answer 3

hey i hav a doubt only in the last part

Answer 4

http://cbse.meritnation.com/study-online/solution/Math/kMLIZkOvTOvJlOeXzFCLEw!!

Answer 5

okay, but i don't have the rd sharma

Answer 6

look above

Answer 7

u saw it?

Answer 8

oh yeah

Answer 9

you just have form equations and solve them

Answer 10

this method lengthy

Answer 11

i know it's lengthy

Answer 12

i tried taking 2a/p ,2b,1 and 2c/r from Sn formula and multiplied with q-r etc

Answer 13

HEeyyyyyyy... It's in RD Sharma Class X

Answer 14

its easier way but i am stuck at middle

Answer 15

ya its thr i dont undrstand 1 step

Answer 16

wait..

Answer 17

u see the step after multipliying with q-r ,r-p etc

Answer 18

hmm aravind try the substitution it is not that long as much as your thinking it's pretty simple

Answer 19

???

Answer 20

realy??

Answer 21

in rd sharma my method is given

Answer 22

yeah p,q and r cancels out

Answer 23

all you're left with is 2a_1 + (p-1)d, 2a_1 + (q-1)d and 2a_1 + (r-1)d

Answer 24

u see can u show that multiplying step i am confused thr

Answer 25

uhh that would be really messy to type it out

Answer 26

:(

Answer 27

help

Answer 28

where is the qn

Answer 29

look at link abov

Answer 30

hey twiddla

Answer 31

http://www.twiddla.com/699335