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Class notes

Y2 Chapter 2 - Functions

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Class Notes on Edexcel Year 2 Chapter 2 from .

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Document information

Uploaded on
August 8, 2023
Number of pages
49
Written in
2023/2024
Type
Class notes
Professor(s)
Solihull school
Contains
All classes

Subjects

  • functions
  • a level functions
  • year 2 functions

Content preview

Functions Domains
+




farz

, +
x 4x 10 +




(c 2)" + -
4+ 10


(x 2
2
+
+
6




x(x -


3)

,f(x) x"
=
xe(



Range:84k 0
=
m



f(x) x
=




x = 1.x 0
+




Range:f() *Or

f(x) (nxe
=
xGIR x 0




Range:f() IR


f()
"

e reCR
=




Range:f(),0

f() x+
x(r(ex 8
=

2x + 9 +




Range:f()= 8


4
f() x2 x(RR 12
=
-

x =




Range:0 f(x) 16
= =

, Composite
functions



f(x) xi
1g(x) 4x 2
=
+ -
=




fg(y) f(6) 36 1 37
=


=
=

+




+
89(2) f(4x z) 1
=

-




16x2 16x 4 1
-
- +
+




16x22
-
16x+ 5-




98G) g(xx) 4(x2 x) 2
-
=
=


-
4x2 + 4 -


2
422
- 2
+




f(G) ff() f(x2 1) (ix) 1
= +
= = +
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