help again sorry (1 Viewer)

[user18181818]

part ii

 

[rainbowspoon1]

is there a solution im so stumped

 

[user18181818]

i don't have the solution or the paper i found it randomly

 

[WeiWeiMan]

View attachment 40766
part ii

Look at 2010 hsc

 

[ZaoKai]

Here’s the sol but I am not even bothered to understand it. If smth like this comes up then I am just skipping

 

[rainbowspoon1]

View attachment 40773View attachment 40774Here’s the sol but I am not even bothered to understand it. If smth like this comes up then I am just skipping

haha i tried using series. i would skip this in an exam i feel like the point at which u even get 1 mark is so much work