 Rules of Exponents
2 years ago
dianne.sherman
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Practice 19 QuestionsShow answers
• Question 1
180 seconds Q. Simplify the expression.
(x5 )(x5)
x10
x25
x16
x8
• Question 2
180 seconds
Q. Simplify (c5)(c2)(c2)
c20
c9
c11
3c45
• Question 3
120 seconds Q. Simplify the expression.
(x4 )(x12)
x3
x48
x16
x8
• Question 4
120 seconds
Q. 22•42
84
64
4•16
Not possible in our rule
• Question 5
120 seconds Q. (6x2)(-3x5)
18x7
-18x7
18x7
3x7
• Question 6
120 seconds
Q. (2m4)(5m2)
10m6
10m8
7m6
7m8
• Question 7
120 seconds Q. 9799
916
9979
8116
• Question 8
300 seconds Q. 159÷153 =
156
1512
16
112
• Question 9
120 seconds Q. Simplify the expression.
76
7-5
1/75
75
• Question 10
120 seconds Q. Simplify the expression.
y15
y50
y2
y5
• Question 11
120 seconds Q. Simplify the expression.
214 z13
22/z7
214/ z7
2z7
• Question 12
120 seconds
Q. 6⁰
1
0
6
• Question 13
120 seconds Q.
a8b13
a2b7
a15b30
• Question 14
120 seconds
Q. According to exponent rules, when we raise a power to another exponent we _______ the exponents.
subtract
multiply
divide
• Question 15
120 seconds
Q. (5³)⁷
5²¹
5¹⁰
5⁴
125²¹
• Question 16
120 seconds
Q. Simplify:
(7y4)2
7y6
14y8
14y6
49y8
• Question 17
120 seconds Q. If (2x)5=215, what does x equal?
x = 3
x = 5
x = 10
• Question 18
300 seconds
Q.

Simplify:

(5ab2)2

25a2b4

10a2b4

5a2b4

25ab2

• Question 19
300 seconds Q. CHALLENGE:
3x3* 2x8y5