harder 3 unit question (1 Viewer)

[mathsbrain]

Can someone help with Q12 on page 266 in bill pender (cambridge) yr 12 3unit please.

 

[lolcakes52]

Can you make one thread instead of three, it makes it easier for people to respond to all your questions without clogging the forums. Also try to post a picture, scan or at least type up the question so we know exactly what you need help with

 

[math man]