NAME ________________________________________________
DATE ______________________
PERIOD _______
REVIEW Quiz #8 radical expressions and complex numbers
Simplify.
1. 24
5.
7 ∙ 14
9.
16𝑎4
13.
2.
6.
10.
7 7−2 7
14.
17.
50 + 18 − 75 + 27
20.
2(3 7 + 2 5)
24.
27.
3.
60
3 12 ∙ 5 6
50𝑝5
3 3 + 5 27
18.
21.
( 5 − 2)( 2 + 6)
28.
8∙ 6
27𝑡𝑢3
4 3 ∙ 3 18
8.
11.
80𝑥 4 𝑦 7
12.
15.
8𝑎 − 2𝑎 + 5 2𝑎
16.
2( 3 + 4 5)
22. (3 +
6)2
23.
26.
29.
6 5−2 5+8 5
(2 − 2 5)2
(2 3 − 45)( 12 + 2 6)
(–3i ) (4i )(–5i )
(5 – 2i ) + (-13 - 8i )
75𝑘𝑚5 𝑛10
5( 5 − 2 )
19.
( 5 − 18)(7 5 + 3)
−8 ∙ −32
30.
(7i )²(6i )
(7 – 6i ) + (9 - 11i )
31.
i ⁴²
35.
(10 + 15i ) - (48 - 30i )
36.
(28 - 4i ) - (10 - 30i )
37.
(6 - 4i )(6 + 4i )
38.
(8 - 11i )²
39.
(4 + 3i )(2 - 5i )
40.
(7 + 2i )(9 - 6i )
42.
6 − 5𝒊
−2𝒊
43.
41.
7𝒊
𝒊
32.
i ⁸⁹
4.
7.
(2 − 4 2)(2 + 4 2)
25.
−144
108
33.
34.
−4𝒊
𝒊3