PRINTABLE
GRAPHS
y
x
(-3 2),
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y
x
y = (x)¦
O
y
x
y = (x)¡¦
O
y
x
-3
1
x -1 O
y
(2 -5),
O
x
y
-4
O x
y
2
O
x
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5
-5
O
x
y
1
-1
O
60 Functions (Chapter 2)
Review set 2A
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1 Determine whether the following relations are functions:
ab
cd
2 Suppose f(x)=ax+b whereaandbare constants.
If f(1) = 7 and f(3) =¡ 5 , findaandb.
3 Solve forx:
a jx¡ 5 j=7 b j 2 x+1j=jx¡ 4 j
4 If g(x)=x^2 ¡ 3 x, find in simplest form:
a g(¡2) b g(x+1)
5 For each of the following functions:
i find the domain and range ii determine whether the function is one-one.
abc
6 Draw the graph of y=jf(x)j for:
ab
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100 100 4037 Cambridge
Additional Mathematics
Y:\HAESE\CAM4037\CamAdd_02\060CamAdd_02.cdr Thursday, 3 April 2014 4:10:02 PM BRIAN