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Grade:
8
, Subject:
Math
, Topic:
Number and Number Sense Numerical expressions with Exponents
Question 1:
What is the value of the following expression?
5
^{ 2}
+ 5
^{ 3}
125
150
100
25
Question 2:
What is the value of the following expression?
10
^{ 3}
+ 10
^{ 4}
2000
20000
1100
11000
Question 3:
Solve the following expression using proper order of operation.
10
^{2}
× 10
^{2}
− 10
^{4}
10,000
1,000
100
0
Question 4:
Solve the following expression using proper order of operation.
20
^{4}
÷ 10
^{2}
− 10
^{3}
4000
400
600
1600
Question 5:
Simplify the following expression using proper order of operation.
a
^{6}
÷ a
^{2}
× a
^{3}
a
^{7}
a
^{5}
a
^{6}
a
^{3}
Question 6:
Simplify the following expression using proper order of operation.
(a + b)
^{4}
× (a + b)
^{2}
× (a + b)
^{1}
(a + b)
^{3}
(a + b)
^{7}
(a + b)
^{4}
(a + b)
^{1}
Question 7:
What is the value of (a + b + c)
^{1}
where a = 2, b = 2, c = 5?
4
7
9
18
Question 8:
What is the value of (a + b + c)
^{0}
where a = 2, b = 2, c = 5?
9
18
1
−6
Question 9:
Which of the following is equal to the 7
^{n+2}
?
7
^{n}
+ 7
^{2}
7
^{n}
× 7
^{2}
7
^{n2}
n
^{7}
+ 2
^{7}
Question 10:
Which of the following is equal to the 100
^{n-2}
?
100
^{n}
+ 100
^{2}
100
^{n}
- 100
^{2}
100
^{n}
÷ 100
^{2}
100
^{n}
÷ n
^{2}
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