owa puluwan nam mama ada hoda thenaka
try and tryTherenne nathoo...

haiyooane manda ban!matath therenne ne!
pena widiyata bohoma saralaimama danneth neeeeee



Menna answer eka :
fg(x)=f(x)g(x)
fg'(x)=f'(x)g(x)+g'(x)f(x)
fg''(x)={f''(x)g(x)+g'(x)f'(x)} + {g''(x)f(x)+f'(x)g'(x)}
fg''(x)=f''(x)g(x) + g''(x)f(x) + 2f'(x)g'(x)
x=a,
fg''(a)=f''(a)g(a) + g''(a)f(a) + 2f'(a)g'(a)
Try karala balanna thibunane.
meka easy.

පැටියා;7491904 said:na ban apita 2nd exaam![]()
)පැටියා;7491904 said:na ban apita 2nd exaam![]()

hapoooo maaath asama naththe exam walata banz.... Exam nathi rataka ipaduna nam maruu
hapoooo maaath asama naththe exam walata banz.... Exam nathi rataka ipaduna nam maruu
![]()




hapoooo maaath asama naththe exam walata banz.... Exam nathi rataka ipaduna nam maruu
![]()

පැටියා;7491950 said:sirada?![]()


hehe ela elahmmm....udenma ganak heduwa.....aeth mage subjz nam maths newa...!
anyway thnx yalu...!
