NAME _____________________________________ SECTION _____________________
3
____11. In �𝑥𝑥𝑦𝑦 2, determine the index.
A. 2
B. 3
C. 4
SUMMATIVE TEST NO. 2 (Mathematics 9 – Quarter 2)
I. Write the letter of your answer on the blank before each number.
____12. Determine the radicand in item no. 11.
C. 3
A. xy
B. 𝑥𝑥𝑦𝑦 2
____ 1. The law of exponent used in 𝑥𝑥 2 ∙ 𝑥𝑥 3 = 𝑥𝑥 5 is _____.
A. Quotient of Powers
C. Product of Powers
B. Power of a Quotient
D. Power of a Product
1
____13. Find the value of 1253 .
A. 125
B. 3
____ 2. What rule shall be used to simplify the expression (𝑎𝑎𝑎𝑎)2 ?
A. Product Rule
C. Quotient Rule
B. Power Rule
D. Negative Exponent Rule
____3. Which statement is true?
A. (32 )3 = 35
0
____4. What is the value of 2
A. 0
1
.
2−3
____5. Simplify
A.
1
8
B. 30 = 1
+ 30
+
B. 2
B.
40 ?
C. 3−1 =
1
3−1
____7. Rewrite
A.
1
3𝑥𝑥−𝑦𝑦
A.
3
𝑏𝑏2
____9. Express
A.
2
3𝑎𝑎12
3𝑎𝑎−2
1
6
C. 8
D. 6
𝑥𝑥
2
D.
1
3𝑥𝑥
D. 3x – y
without zero or negative exponent.
B. 3x – 1
A. 𝑎𝑎2 𝑏𝑏 4 𝑐𝑐 5
C.
2
𝑥𝑥
B.
1
𝑏𝑏
C. 3𝑏𝑏 2
D.
3𝑎𝑎
𝑏𝑏
B.
2𝑎𝑎12
3
C.
3𝑎𝑎2
2𝑎𝑎10
D.
3𝑎𝑎12
2
as a positive integral exponent and simplify.
____10. Simplify (𝑎𝑎𝑏𝑏 2 𝑐𝑐 3 )2 .
= 39
D. 9
____8. Simplify the expression 3𝑎𝑎0 𝑏𝑏 −2 .
2𝑎𝑎10
37
32
C. 3
____6. Express 2𝑥𝑥 −2 as a positive integral exponent.
2
𝑥𝑥
A. 2𝑥𝑥 2
B. 2
C.
3𝑥𝑥−𝑦𝑦 0
(3𝑥𝑥−𝑦𝑦)0
D.
B. 𝑎𝑎𝑎𝑎 2 𝑐𝑐 3
C. 𝑎𝑎2 𝑏𝑏 4 𝑐𝑐 6
D.
1
𝑎𝑎2 𝑏𝑏4 𝑐𝑐 6
4
3
____14. Simplify �𝑎𝑎3 � .
A. 𝑎𝑎3
D. 2
C. 5
D. 25
B. 𝑎𝑎12
C. 𝑎𝑎9
D. 𝑎𝑎4
B. 3𝑥𝑥 2 𝑦𝑦 3
C.
1
____15. Express (9𝑥𝑥 4 𝑦𝑦 6 )2 in simplest form.
A. 81𝑥𝑥 8 𝑦𝑦 12
D. 5
9𝑥𝑥 4 𝑦𝑦 6
2
D. 81𝑥𝑥 2 𝑦𝑦 3
II. Complete the table. Express the radical form to exponential form and
exponential form to radical form.
Radical Form
16.
17.
18. √5
Exponential Form
1
63
1
(2𝑥𝑥)2
3
19. 2 √𝑥𝑥
20.
2
(𝑥𝑥 + 𝑦𝑦)3
“Keep calm and love Math 😊😊. God bless you!”
– Ma’am Cla