Y2 Chapter 9 - Differentiation

Chapter 9 -




Differentiation




Year 2

,Starter


f(x)
= x"=
f(x) 42-
=




(x h)"
fix li x"
-
= +




h



Lim 4 4uh br2h2+ 4rh+h"-"
+ +




h 0
4
=




Sim 42h + 6h2+Rch" th
4 0
-




h



42 + 65h +4xh2+ h
iro

-
4x D. D.

,Differentiation: Chain Rule


"



y
5(x 1)
=

+




M x 1
=




0 y +
=



5n"
=




=
d 1
=




=20w

- :Zon'x
-
20

0
20(x
=
) +

, n x2
=
-
2 3u'
y
=




de 18n5
=




⑭ =




2x
da




=18+ 2x



-
36x45
-
-
36x(x2 2)
-