New servers, hooraaaay! More bandwidth, more power.
This is it:http://www.xtremepapers.me/CIE/Cambridge%20IGCSE/0581%20-%20Mathematics%20Extended/0581_s07_qp_2.pdfSo questions 12 20 and 23 Thanks a lot
q23 (a) 14.14 cm2b) 24.85 cm
q 12 in the photo