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Mam actually dsir did using other formula.But I want to know the wrong in this formula
Answers (8)
Thread Starter
Prasanth kumar KamisettyForgot to upload question See this
Which solution are you referring too?
Sudha Reddy
Which solution are you referring too?
This is the sum which sir delt in one of the videos
Sudha Reddy
Kindly refer to the video in which this was solved and also mention the observation you have in the solution
It is the 13 th video in eqns chapter and also the starting sum
Thread Starter
Prasanth kumar KamisettyIt is the 13 th video in eqns chapter and also the starting sum
What is your observation in those problems
Thread Starter
Prasanth kumar KamisettyIf I follow the procedure sir followed I'm getting answer. But I used another formula and I'm not getting answer So pls tell me where did I do wrong
We have some of roots as -b/a we do not know difference of roots so cannot apply what you have done and also U have take a^3-b^3 as (a-b)^3+3ab(a-b) but u took -3ab