Download Homework: Vocabulary and Square Roots

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Homework: Vocabulary and Square Roots
Read each question and choose the best answer.
1. What is the coefficient of the first term in the expression 4x3 – 8x2 + 10x + 3?
A.
B.
C.
D.
2
4
10
3
2. What is the constant in the expression 3x2 + 15y + 9?
A.
B.
C.
D.
3
2
15
9
3. How many terms are in the expression 7x3 – 13x2 + x – 2?
A.
B.
C.
D.
2
3
4
5
5. Create an example of an expression that has three terms, one of which is a constant.
6. Which number is a perfect square?
A.
B.
C.
D.
12
35
50
100
7. Which number is not a perfect square?
A.
B.
C.
D.
121
72
49
1
8. Name a perfect square that falls between the whole numbers 17 and 30.
9. The irrational number √55 lies between which two consecutive whole numbers?
A.
B.
C.
D.
7 and 8
8 and 9
9 and 10
10 and 11
10. Between which two consecutive whole numbers does √97 lie?
A.
B.
C.
D.
9 and 10
10 and 11
11 and 12
12 and 13
11. What is −√16 ?
12. What is √−144 ?
13. Which has a value between 5 and 6?
A. √11
B. √36
C. √28
D. √25
14. Which pair of numbers are both between 3 and 4?
A. √3 and √4
B. √9 and √16
C. √7 and √12
D. √10 and √15
15. Which statement best describes √26 ?
A.
B.
C.
D.
Exactly 5
Exactly 13
Between 5 and 6
Between 13 and 14