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Catalogs Discussion Forums -> Integral Calculus -> integratte from -1 to 1 fx=[x^2 +x-1] [.]is gif -> Go to message
This Post 0 points    (Olaaa!! Perrrfect answer.   in 0 votes )   [?]
4 replies   

spilt it frm -1 to 0 and then 0 to 1


and int

Catalogs Discussion Forums -> Differential Calculus -> inverse2 -> Go to message
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2 replies   

f inverse = (1-x)^1/2+1

Catalogs Discussion Forums -> Differential Calculus -> compositiion -> Go to message
This Post 0 points    (Olaaa!! Perrrfect answer.   in 0 votes )   [?]
1 replies   

itz constnt .......

Catalogs Discussion Forums -> Differential Calculus -> gof(x) -> Go to message
This Post 0 points    (Olaaa!! Perrrfect answer.   in 0 votes )   [?]
1 replies   

itz cosntnt fuction and equals 4


correct me if m wrng

Catalogs Discussion Forums -> Differential Calculus -> Differentiablity -> Go to message
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1 replies   

ya d second one


apply


lim(h-->>0) [f(1+h)-f(1)]/(h)


use this u'll get d answer


cos u get sin[1/h] ...................in one part and sin[-1/h] in other so their grtst integer  r diff


thus lhl=!rhl

Catalogs Discussion Forums -> Algebra -> Determinants2 -> Go to message
This Post 0 points    (Olaaa!! Perrrfect answer.   in 0 votes )   [?]
7 replies   

is it equilateral ??

Catalogs Discussion Forums -> Integral Calculus -> integration of -> Go to message
This Post 5 points    (Olaaa!! Perrrfect answer.   in 1 votes )   [?]
2 replies   

spilt them as


sinx/(cos^2x+(1-cos^2x)^2)  +   cosx/[(1-sin^2x)+sin^4x]


nnw for d first one put cosx=t ......................................and fro d second put sinx=v


solve indiviually then combine


u'll get a fourth degree wich u can easily convert to second deree (quadratic)


 

Catalogs Discussion Forums -> Organic Chemistry -> INDUCTIVE EFFECT -> Go to message
This Post 2 points    (Olaaa!! Perrrfect answer.   in 1 votes )   [?]
2 replies   

one q for u :


y we assume 1amu =1.6*10^(-27) kg


in d same way as we need sumthing ............as base so taht we may compare it widothers that's y


we take inductive effct of H as zero so dat we may derive d inductive effct of others incomparison wid it


correct me if m wrng !

Catalogs Discussion Forums -> Lounge -> Songs forever - Human Love -> Go to message
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162 replies   

 4 sumone


 


 


 


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ma fav song since long .......   :)

Catalogs Discussion Forums -> Analytical Geometry -> ddd -> Go to message
This Post 2 points    (Olaaa!! Perrrfect answer.   in 1 votes )   [?]
2 replies   

distance betwn their centers =mod(diff bewtn their radii)

Catalogs Discussion Forums -> Integral Calculus -> integral of (sin^8 x-cos^8 x)/(1-2sin^2 xcos^2 x)dx -> Go to message
This Post 0 points    (Olaaa!! Perrrfect answer.   in 0 votes )   [?]
2 replies   

write (sin^8x-cos^8x) as


(sin^4x+cos^4x)(sin^4x-cos^4x)


= [(sin^2x+cos^2x)^2 - 2cos^2x* sin^2x] (sin^2x-cos^2x)


=[1-2sin^2x*cos^2x](sin^2x-cos^2x)


nw ur int bcums


(1-2sin^2x*cos^2x)(sin^2x-cos^2x)/(1-2sin^2x*cos^2x)


=(-cos2x)


hope u knw 2 int this


!

Catalogs Discussion Forums -> Physical Chemistry -> thermodynamics -> Go to message
This Post 0 points    (Olaaa!! Perrrfect answer.   in 0 votes )   [?]
2 replies   

for adiabatic change


TV^(gamma-1)=constnt


thus


(T/T2)=(V2/V1)^(gamma-1)


gamma for monoatomic gas is 5/3)


thus


u get T2   answer is


a

Catalogs Discussion Forums -> Inorganic Chemistry -> how to remember colours of compounds?? -> Go to message
This Post 0 points    (Olaaa!! Perrrfect answer.   in 0 votes )   [?]
3 replies   

write all d compounds wid colours on a paper


then try 2 write or say seprate dcolous wid compounds means all red 2gether all blue 2gether


in thhis way u write them 2 tyms then try wirtin more


belive me m tryin d same


aab tak aadha inorganic hua hai


i gt 142 diff compound     

Catalogs Discussion Forums -> Algebra -> Pemutation & Combination....!?!?!?!? -> Go to message
This Post 5 points    (Olaaa!! Perrrfect answer.   in 1 votes )   [?]
5 replies   

m gettin d answer as 45


 middle digit             sum                    nos


1                                2                           (1,1) (2,0)        ----- 2


2                               4                            (4,0)(3,1)(3,1)(2,2)-------4


3                                                               --------6


4                                     ------------------------------------8


5---------------------------------------------------------------------9


6                         -------------------------------7


7            ----------------------------------------5


8          ----------------------------------------3


9                      ---------------------------1


 addin them u get 45


 

Catalogs Discussion Forums -> Algebra -> P& C -> Go to message
This Post 0 points    (Olaaa!! Perrrfect answer.   in 0 votes )   [?]
5 replies   

m gettin




 


A=60




 


B=185




 


C= 286




 


D=72

 
 
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