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Year 9 Index Notation
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What does 4
³
mean?
1 point
4 x 3
4 x 4 x 4
3 x 3 x 3 x 3
4 + 4 + 4
Clear selection
What does 2⁵ mean?
1 point
2 x 5
5 x 5
2 + 2 + 2 + 2 + 2
2 x 2 x 2 x 2 x 2
Clear selection
Anything raised to the power of 1 is:
1 point
1
itself
0
2
Clear selection
Evaluate 5²
1 point
10
25
7
3
Clear selection
In 3⁴ the special name for the 3 is the
1 point
indes number
exponent number
base number
power number
Clear selection
Write the 5⁴ in expanded form.
1 point
5 x 4
5 + 5 + 5 + 5
4 x 4 x 4 x 4 x 4
5 x 5 x 5 x 5
Clear selection
Write the 2a³b² in expanded form.
1 point
2 + a + a + a + b + b
2 x a x a x a x b x b
2 x a x 3 x b x 2
2 x ab x ab x ab x ab x ab
Clear selection
Express 48 as a product of prime factors in index form.
1 point
2⁴ × 3
2 x 3⁴
2³ x 6
2² x 12
Clear selection
Evaluate 7³
1 point
21
10
49
343
Clear selection
(−12)² is equal to
1 point
–144
24
–24
144
Clear selection
What is the value of 6 + (−4)³
1 point
8
6
−70
−58
Clear selection
What is the value of 3⁴ + 9
1 point
21
39
43
90
Clear selection
1 point
A
B
C
D
Clear selection
1 point
5 x 5 x 5
5 + 5 + 5
3 x 3 x 3 x 3 x 3
3 + 3 + 3 + 3 + 3
Clear selection
What is another way of writing
1 point
6 × 2
6 × 6
6 + 6
2 × 2 × 2 × 2 × 2 × 2
Clear selection
What is the value of x in 3ˣ = 81
1 point
4
9
3
27
Clear selection
The number represented by a 1 followed by one hundred zeros is called a googol. Which of the following is equal to a googol?
1 point
A
B
C
D
Clear selection
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