Maths, Addmaths and Statistics: Post your doubts here!

[MustafaMotani]

yar us mein likha tha in terms of mew a and b
ye to nhe likha tha k no lambda

 

[ahmedyarh]

Could someone help?
The line CD is the perpendicular bisector of the line joining the point A (–1, –5) and the
point B (5,3).
(i) Find the equation of the line CD.

the midpoint im getting is (2,-1)


But marking scheme says
(i) M (2, 4)

 

[ashiqbal]

yar us mein likha tha in terms of mew a and b
ye to nhe likha tha k no lambda

kar di na pakistani wali baat!

 

[MustafaMotani]

kar di na pakistani wali baat!

hoon to pakistani he na..

 

[MustafaMotani]

yar is ki derivation kia ae thi
(4-tan2x)/5x
quoteint rule lagna tha meri

(tan2x -4-2xsec2x^2)/5x^2 ae

 

[ashiqbal]

yar is ki derivation kia ae thi
(4-tan2x)/5x
quoteint rule lagna tha meri

(tan2x -4-2sec2x^2)/5x^2 ae

dont discuss the answers. its against forum rules.

 

[syed1995]

yar is ki derivation kia ae thi
(4-tan2x)/5x
quoteint rule lagna tha meri

(tan2x -4-2sec2x^2)/5x^2 ae

Yes no Answer discussion before 24 hours!!

 

[MustafaMotani]

Oh I was unaware of that..
sorry

 

[A star]

i thinkk it should be addedd to forum rules and sent to every new member when joins

 

[asd]

sab ka

tumharay 3rd part mein aya tha lambda ??

yar wo bgher lambda ke nkal hi nae rha tha wat were ur values for lmbda and mew?

Dude, i couldnt even do that without lamda, but my firend did and he got 1/5 as lamda and 1/3 for u

 

[MustafaMotani]

Dude, i couldnt even do that without lamda, but my firend did and he got 1/5 as lamda and 1/3 for u

1/5 lambda is wrong q k diagram se saaf pata chal raha tha k OR is more than half of OA aur is ke hisab se to OR sirf one-fifth hai.. dats wrong

 

[asd]

1/5 lambda is wrong q k diagram se saaf pata chal raha tha k OR is more than half of OA aur is ke hisab se to OR sirf one-fifth hai.. dats wrong

But, one thing im 100% sure, we could calculate that without lamda
The papers are solved before they are sent to the centres ..

 

[osama]

NO PAPER DISCUSSION BEFORE 24 HOURS...... SalmanPakRocks

 

[MustafaMotani]

But, one thing im 100% sure, we could calculate that without lamda
The papers are solved before they are sent to the centres ..

it might be possible ...but dont discuss it ..

 

[asd]

NO PAPER DISCUSSION BEFORE 24 HOURS...... SalmanPakRocks

Oh! I almost forgot that.
Anyways, I just told them that it wasn't possible that CIE would make a mistake.
SORRY! No discussion.
SalmanPakRocks Sorry, seriously.

 

[Fallen316]

i used the same cordinates !

then refer to the 1st point

 

[MustafaMotani]

Oh! I almost forgot that.
Anyways, I just told them that it wasn't possible that CIE would make a mistake.
SORRY! No discussion.
SalmanPakRocks Sorry, seriously.

yeah they could never but what if they planned dat this should be the solution

 

[MustafaMotani]

what if question is silent about radians and degrees .... what to use.. ??

 

[asd]

what if question is silent about radians and degrees .... what to use.. ??

Depends what's the question about.

 

[MustafaMotani]

Depends what's the question about.

actually I came across a kinematics question and there was no hint if to use radians or degrees, in ms radians is use