Lesson N7
N7 calculate with roots, and with integer and fractional indices Quiz: Pearson Edexcel Maths, Unit 1
20 questions
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Lesson N7, calculate with roots, and with integer and fractional indices: 20 multiple choice questions for the Pearson Edexcel GCSE Maths (1MA1), Unit 1: Number, written with Revision Ninja.
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The 20 questions
-
What is 4^(1/2)?
- 8
- 4
- 1/2
- 2
-
What is 8^(1/3)?
- 4/3
- 24
- 2
- 8/3
-
What is 5⁰?
- 10
- 1
- 0
- 5
-
What is 2⁻³?
- 1/8
- -8
- 1/6
- -6
-
Simplify 3⁴ × 3⁻¹.
- 27
- 9
- 81
- 3
-
Simplify 2⁶ ÷ 2².
- 3
- 16
- 64
- 8
-
Simplify (5²)².
- 125
- 25
- 625
- 10
-
Work out 16^(3/4).
- 6
- 4
- 8
- 12
-
Work out 27^(-2/3).
- 1/3
- -9
- 1/9
- 9
-
Calculate √81 ÷ ∛8.
- 6.5
- 4.5
- 0.5
- 3
-
Simplify 10⁶ ÷ 10⁴.
- 1000
- 100
- 10¹⁰
- 10
-
Which power of 10 is equal to 0.001?
- 10⁻³
- 10⁻²
- 10³
- 10²
-
Work out 32^(2/5).
- 16
- 4
- 6
- 8
-
Solve 2ˣ = 1/32.
- 5
- -32
- -5
- 1/5
-
Simplify √50 + √8.
- √400
- √58
- 10√2
- 7√2
-
Which expression is equal to 2^(3/2)?
- 2√2
- 3/2
- √3
- 2³ ÷ 2
-
If 5ˣ = 125, what is x?
- 25
- 3
- 2.5
- 5
-
Work out (1/4)^(-1/2).
- 1/16
- 2
- -2
- 1/2
-
Simplify 4³ × 2⁻⁴.
- 16
- 1/4
- 4
- 2
-
Which expression has the value 1?
- 5² × 5
- 5⁰ + 5⁰
- 5² ÷ 5²
- 5² ÷ 5
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