How to do this math question ?? Please help?

👨🏻‍🏫 學術台數學

[匿名]

2016-04-21 11:27 am

http://papers.xtremepapers.com/CIE/Cambridge%20IGCSE/Mathematics%20(0580)/0580_s13_qp_22.pdf

Question 21
It's about functions but i am not getting the correct answer though the method is correct can someone explain this to me step by step

回答 (2)

用戶7639

2016-04-21 1:13 pm

✔ 最佳答案

http://oi68.tinypic.com/icsgg1.jpg

參考: http://oi68.tinypic.com/icsgg1.jpg

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[匿名]

2016-04-21 11:47 am

Host still down.

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