z=tan^-1 (y/x)
(15x^7+20x^4-x^2)/(5x^2)
Sam goes to bed exactly 65 minutes after
8.30 PM. At what time does Sam go to bed?
x^{2}* lne^{x^{2}}d
The dierence between place values of ‘8’ and ‘4’
in 78045 is
simplify w+7+w-1+14
n(n-1)(n-2) expand
differentiate
$y=x((3x-1)^{5})$
n(n-1)(n-2) xpand
