DifF AGAIn

JEE Mains Questions › Calculus questions › DifF AGAIn

answer:a

plz solve...just dont giv d answer,,,

#Mathematics #Calculus

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6 Answers

1

Honey Arora ·2009-01-22 09:02:21

r u sure ques is right?

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62

Lokesh Verma ·2009-01-22 09:34:22

f(0) does not exists...

so f' will not exist!

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Honey Arora ·2009-01-22 09:37:24

if u see the post on the home page hidden is 'a' otherwise i don't know..........

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Â°áƒ¦â€¢à¹“ÑÏ…Î ·2009-01-22 09:44:36

i just tried i dnt noe if it dnt exist or not bt if it does then d answer is a for sure :)

write tan@ = x
n then itz easy :)

PS:: only if d limit does exist :P

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62

Lokesh Verma ·2009-01-22 09:45:36

hmm.. i din notice.. but the problem is that the function is not defined at x=0

So i am sure the question has assumed the definition of tan inverse at x=0 as pi/2

which is essentially not correct..

This is like saying tan^-1(1/0) = pi/2 when it should be not defined...

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RAY ·2009-01-22 22:26:02

uum........integrations...

can u tell me how is it A???

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Your Answer

Basic Integral Calculus Operators Symbols Matrix Cases

√ √ || {} [] () → ~ ^ x x x → → ln log lg lim lim cos sin tan cot arcsin arccos arctan

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° ∂ ∞ α β γ δ θ λ μ ν ξ π ρ σ φ ω ε ƒ κ τ υ Γ Δ Λ Σ Π Ω