review chapter 10 phong chau. rational exponent & radical b a c a² + b² = c²
TRANSCRIPT
Review Chapter 10
Phong Chau
Rational exponent & Radical
n maa nm
xxn n
n n nab a b n
nn
a a
b b
b
a
c a² + b² = c²
Simplify
41
32
23
21
41
31
16)8(25
)25(8164
83681 3
Simplify each expression
31
41
43
41
21
31
65
52
65
21
43
43
5
48
)6)5)4
)()3)281)1
vu
vu
t
w
y
y
azz
Write each expressionin simplified form
4 583 75
433
48)640)5
98)475)3
200)245)1
bayx
nmp
Add or subtract as indicated
3 53 53 5
44
1922481)4
5020)3
7527108)2
25)1
aaa
xx
Multiply and simplify
4 34 532
333
1616)6)25()5
)210)(210()4)432(6)3
156)2205)1
abba
xx
Divide
5 2
3
8
2)6
5
5)5
23
4)4
18
15)3
9
5)2
3
5)1
a
a
x
x
x
Simplify
3 2
3
32
2
3)5
5
12)4
12
5)3
27
5)2
25
3)1
w
b
a
x
a
Solve the equations
3 3
4
1) 5 3
2) 2 1 21 3
3) 3 6
4) 3 4 1 2 7
5) 2 1 7
6) 5 6 3 4 2
x
x
w w
q
x x
y y
Problems1. A 20-inch TV set has a width of 16
inches. What is its height?
2. A rectangular garden is 30 feet by 40 feet. What is the length of the diagonal?
3. Solve the following equations
5
) 2 7 4
) 3 2
a y y
b u
Complex Numbers
Add, subtract, multiply or divide as indicated
21 1i i
(2 5 ) (2 4 )
( 5 ) (1 3 )
(4 3 )(2 2 )
3 2
1 5
i i
i i
i i
i
i