IGCSE/GCSE/O & A Level/IB/University Student Forum

Qualification => Subject Doubts => IGCSE/ GCSE => Math => Topic started by: shahtaj on May 15, 2011, 11:30:06 am

Title: help please ? :/
Post by: shahtaj on May 15, 2011, 11:30:06 am

http://www.xtremepapers.me/CIE/Cambridge%20IGCSE/0580%20-%20Mathematics/0580_s09_qp_4.pdf

page 7, d)

can someone please explain? thankyou :D

Title: Re: help please ? :/
Post by: rainbowtiara24 on May 15, 2011, 12:59:33 pm

Just the points where the two lines intersect :)

Title: Re: help please ? :/
Post by: shahtaj on May 15, 2011, 01:10:56 pm

what 2 lines? the two graphs don't intersect. -.-

Title: Re: help please ? :/
Post by: rainbowtiara24 on May 15, 2011, 01:47:53 pm

wait let me word it properly !
The point where y=-x touches the first graph :)