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Exponents And Square Roots - No Calc
Test Description: Answer without a calculator
Instructions: Answer all questions to get your test result.
1) Write the expression using exponents: 4 · p · 4 · p
A
4 ^ 3 · p^3
B
4 ^ 5 · p^5
C
4 ^ 2 · p^2
D
4 ^ 4 · p^4
2) Write the expression using exponents: x · x · x · x · y · y
A
x· y
B
x^4 · y^2
C
x^4 · y^3
D
x^3 · y^2
3) Write 1/5 as a decimal
A
2.0
B
.04
C
0.2
D
4.0
4) Write 0. 5 as a fraction.
A
5/1
B
5/10
C
5/1000
D
5/100
5) Evaluate k^5 · m, if k = 2 and m = 5.
A
160
B
37
C
32
D
60
6) Simplify. Express using exponents: 9^3 · 9^5
A
18^15
B
9^15
C
9^8
D
18^8
7) square root of √16
A
-2
B
8
C
4
D
2
8) square root of √225
A
10
B
5
C
15
D
25
9) square root of √49/81
A
7/10
B
6/10
C
6/9
D
7/9
10) cubed root of √2,744
A
14
B
13
C
15
D
16
11) cubed root of √1331
A
12
B
10
C
11
D
9
12) Which number is closest to √46?
A
5.3
B
7.5
C
6.7
D
7.4
13) Which two integers is √71 between?
A
7 and 8
B
10 and 11
C
6 and 7
D
8 and 9
14) Estimate to the nearest integer √99
A
11
B
9
C
10
D
12
*select an answer for all questions
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