Mathematics: Post your doubts here!

[aliiiiiiiiii]

my exam in 4 hrs everyone the same or deffrent or same ?????????

 

[St0cK]

my exam in 4 hrs everyone the same or deffrent or same ?????????

me in 5 hours p22

 

[confused123]

my exam in 4 hrs everyone the same or deffrent or same ?????????

haha same. actually 5 hours to go.

 

[aliiiiiiiiii]

haha same. actually 5 hours to go.

me in 5 hours p22

me 2 but i wont be here in 4 hours

 

[aliiiiiiiiii]

GOOD LUCK PPL​

 

[confused123]

me 2 but i wont be here in 4 hours

your location and centre?

 

[aliiiiiiiiii]

KSA KHOBAR wbu???

 

[NIM]

guys need ur help...
f(x)=10^x
write down the value of f^-1(1)
paper 2005 oct/nov paper 2 q 7b....
reply as fast as possible...

 

[confused123]

KSA KHOBAR wbu???

Pakistan, Lahore.

 

[aliiiiiiiiii]

Pakistan, Lahore.

sowhat time will be the exam over there here it will start 11.00 am

 

[beewhiz997]

mine starts at 1

 

[confused123]

sowhat time will be the exam over there here it will start 11.00 am

2pm

 

[St0cK]

guys need ur help...
f(x)=10^x
write down the value of f^-1(1)
paper 2005 oct/nov paper 2 q 7b....
reply as fast as possible...

its equal to zero ! ^_^

 

[PhyZac]

its equal to zero ! ^_^

how??

 

[aliiiiiiiiii]

2pm

mine starts at 1

lol... 2pm here ill be entering for bussness

 

[NIM]

its equal to zero ! ^_^

i know d answer bt i didnt get how...

 

[PhyZac]

f in verse is log(base10)X
take x as 1 answer will be zero
because anything with the power zero answer is 1

i know d answer bt i didnt get how...

NIM here i found bluefa1con answer !!

 

[beewhiz997]

help! can someone solve Q 18 b? plz S10 http://www.xtremepapers.com/papers/CIE/Cambridge IGCSE/Mathematics (0580)/0580_s10_qp_22.pdf

 

[St0cK]

guys, what is the equation for the distance of a line if given two coordinates ??? for example, (1,3) ( 9,4 ) ! how to measure the length ? was it square root of (x2-x1)squared + (y2-y1)squared ?

 

[MEGUSTA_xD]

guys, what is the equation for the distance of a line if given two coordinates ??? for example, (1,3) ( 9,4 ) ! how to measure the length ? was it square root of (x2-x1)squared + (y2-y1)squared ?

http://www.purplemath.com/modules/xyplane/dist07b.gif