mathematics surds?!! :O

[grimreaper_123]

Hi...can sumone plz post a list of all the surds we shud know in a2 examinations..
Eg..for tan60=underoot of 3.

 

[princesszahra]

u can get under root 2
1/under root 2
under root 3
1/underroot 3
2/underroot 2
underroot 2/3
3/under root 2

all possible sin , cos and tan inverse of these only!

 

[grimreaper_123]

what do the above surds equal to respctively?
eg: 1/under root 2 = ??
thanks

 

[grimreaper_123]

omg thanks myte

 

[mrpaudel]

U are allowed to use calculators.....SO use those calculators which gives value in fraction too..>!! otherwise....hmntspk gave gud table ....thats the way of memorizing..!!