SHHH~~~~ UR MARKS STILL NOT HAPPY?!?!?

u more than me =.=

my 1 page still wif me =,=lll

u joke la u.lol

6 marks oni~~ give mrs siow as CPF reward

eh what does for all real values of x means?

see textbook the always negative and always postive part

AIYARHX IN SHORT, UR DISCRIMINANT < 0

huh???

why <0

negative de is discriminant < 0

positive de is discriminant > 0

i mean. why is all real values < 0 ?

HUH ?! I thought all real values shld be less than or equal to 0 ? :x

ya. but why??

ALL DISCRIMINANTS OF ALWAYS POSITIVE AND NEGATIVE < 0!!! @.@

i dun understand =3=

WTH SERIOUS ?

hmm. ok i get it. rofl~