Name: ___________________

Date:___________________

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Grade 8 - Mathematics
6.9 Value of Exponent Expressions

Example:
If a = 6 and b = 3, find the value of a3 - b4.

Solution:
Given that a = 6 and b = 3,
The value of a3 - b4 = 63 - 34
= 6*6*6 - 3*3*3*3
= 216 - 81
= 125


Directions: Solve the following problems. Also write at least ten examples of your own.

Name: ___________________

Date:___________________

Grade 8 - Mathematics
6.9 Value of Exponent Expressions

Q 1: If a=3 and b=2, find the value of a4 - b2.
87
77
57
67

Q 2: If a=4 and b=3, find the value of a3 - b3.
27
47
57
37

Q 3: If a=5 and b=2, find the value of a2 + b2.
34
29
39
24

Q 4: If a=3 and b=2, find the value of a2 + b3.
17
15
13
19

Q 5: If a=3 and b=4, find the value of a3 + b2.
53
33
43
23

Q 6: If a=4 and b=2, find the value of a3 - b3.
36
56
46
66

Question 7: This question is available to subscribers only!

Question 8: This question is available to subscribers only!


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