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Abhi mei aapko derivative rules 
addition subtraction multiplication and
division Ab hum dekhte hai that  how to find a
right-hand derivative uske baad dekhte hai 
how to find left-hand derivative so
subse pehke definition of a
right-hand derivative right hand 
derivative so it's common la bugia we
have to differentiate given function for
right side so let y equal to FX be a
real function and a is any real number
let y equal to FX be a real function I a
is any real number then limit X tends to
a plus FX minus FA upon X minus a a we
offer a plus a plus come at la pineapple
a B sub JJ ka plus it means X greater
than a so limit exchange to a plus FX
minus FA upon X minus a if exists is
Kamata Booga a limit cancer possible a
then is called is called the right-hand
derivative
tonight a derivative Kiska of function
FX I'd point X equal to a and is denoted
by Cassidy Nottingham r4 right I'm f
dash a right-hand derivative of function
FX at point x equal to a or let me say I
save it except their average bracket a
plus or a missus a will accept their
average bracket a or plus sign of
Coligny suffix meth so in short I can
write right high derivative at point x
equal to a is equal to limit exchange to
a plus FX minus F a upon X minus a
