IBHM 673 720.PDF

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Chapter 2
Review Exer cise
1
3 k 4.08, k 2.58 4 i. x , 2, y
3
6 m ;2 8 x 16, x 1 9 k 0, k 8
10
9
7
a , b . Maximum point is
4
2
c2 3
11 6 years old 12 cos C
. True for all
4c
real values of c.
1 4 1x 22 2
2 1 6 x 6 3
9
9
ii x , 6, y , 3
2
2
7
,0
3
5 2.46 6 k 6 0.458
7 9
7
¢ , ≤. Line of symmetry is x
2 4
2
˛
Chapter 3
1 a 11
b 1
Exercise 1
c 130
2 a 17
d 6
b 12
c 27
d
19
4
1
4 b 2, , 2, 4r
2
3 再 7, 1, 17冎
5 5y : 5 y 26
g(x)
f(x)
1
7
1
1
5
17
3
1
2
4
1
6
2
6 5y : 5 y 156
y
y
2
15
5
0
1
2
7 x
3
0
2
x
5
7 by :
25
y 24r
4
8 5y : 0.959 y 2216
y
24
y
96
9 5y : 5 y 6 q 6
10 a Domain 5x : 3 x 26, Range 5y : 9 y 116
10 b Domain 5x : 1 x 76, Range 5y : 2 y 186
0
6
6x
12
1 0
5x
10 c Domain 5x : 2 x 16, Range 5y : 0 y 46
12 c 36x2 18x
d 4x2 10x 4
Chapter 3
1 a 14
b 24
d 4x 24
ii 12x 12 2
˛
7 c x p
8 d i
678
2x
3 x
ii
ii 2x3 2x 17
˛
b 6x 8 p
3x 1
2
b 5
˛
˛
d cos1cos1x 2 2
2 a 61
2x
1 2x
b
1
2x 1
c
8 a i
e i
c p 2
˛
ii 3x2 7
3
2
x
c
x 2
x
d
f i 1x2
˛
6 a 12x2 3
42
3
ii
˛
ii
12 a 4x2 6x
˛
b x2 5x 4
˛
14 x
c
23
2
˛
˛
c 216x4
˛
c i
d sin ¢u
d i cos13x2 2
ii 1x6 2x 3 2 2 4
3
x2 3x
˛
23
2
˛
b 612x 3 2 2
˛
b
ii x6 6
˛
4 2 6 – 21x2
˛
p 3
3
3 a
c i 1x2 6 2 3
˛
x 3
9 9x
b i
x 3
x2
2x 4
ii
9 x
x
2
3x 2
1
x 1
d 3x2 7
c 46
b i 9x2 30x 21
4 e i 8x3 36x2 52x 31
5 a 6x 3p 4
x
x 2
b 3x 2
Exercise 2
c 2
4 a i 2x2 1
˛
13 a
˛
11 a 6x 2
d 4x 9
2 3x
x 1
ii
p
≤
3
ii 3 cos2 x
g i sin12x2 14 2
˛
7 a cos ¢x
2 5x
3 5x
p
≤
2
ii sin2 2x 7
b cos x
p
2