I hate those chapter at first too.. But after few times of reading, it's kinda easy. It's all basic. If you're not sure of whether it's maya, songsang or lebih besar/kecil.. jz draw it out! Then you will be able to see the criterias of the images.

The rest? It's kinda basic stuff. Pantulan, pembiasan... same with gelombang. Then indeks biasan, jz understand the few formulae.. done! haha

kalium Kalau
natrium Nak
calsium Cari
Magnesium Mak
aluminium Ali
zink Ziarah
ferum Flat
stanum Satu
plumbum Pada
hidrogen Hari
cuprum Cuti
merkuri Hg
argentum Ahad
aurum Au
this is how i memorize it! easy!

the h dengan v eksp is done with the jangka masa detik and troli.
the higher the troli is pushed down the landasan,the faster the speed,so halaju tinggi.
it's from bab 2 form 4.

help me to solve
2x+3y=12
y/x-2x/y=1
i  do until y^2-24-72y+9y^2=12y/2-3y^2/2 here only then stuck

anyone have any idea what to read for physics paper 3 experiment part?

Get ready for..
Hukum Gas
Kedalaman Tekanan Cecair
Arus mempengaruhi kekuatan magnet
One of the pita detik eksperimen
Parutan belauan
Inteferens Bunyi

If lucky..maybe one of those will out

U try ganti the nilai x  & y into the 2 persamaan and c whether u can get the ans.
Mine, i can get d ans for 2 psm using x=3/2, y=3.

i'll try to master the bulatan part also along with trigonometri.hopefully,i'll succeed.tonight no need to sleep already.physics and chem not done yet.sad sad...

That took me long enough. Microsoft Equations is so slow. Maybe I'm just slow... Haha
Yeah. Normally question 1 is persamaan serentak. Either direct or hidden type. But about the pecahan part, can't guarantee.

haha....not say do well in Bio can avoid sextual disease? and how to prevent the increased population in ur family? Haha....btw, i think i cna master well that and genetic thing