u = sec c

04122011

$
U =frac{tan c}{sin c}\
= frac{(frac {sin c}{cos c})}{sin c}\
=frac{1}{cos c}\
= sec c
$

Hanief says:

06012012 at 22:33

kuduna dibales make ieu:
(sqrt(cos(x))*cos(200x)+sqrt(abs(x))-0.7)*(4-x*x)^0.01, sqrt(9-x^2), -sqrt(9-x^2) from -4.5 to 4.5

🙂

haha bener tah om 😀

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