Lesson details

Key learning points

  1. In this lesson, we will investigate higher roots of numbers. This is an extension of square and cube roots. We will make sense of numbers written with higher roots, and learn how to calculate the value of those numbers.

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4 Questions

Q1.
What is the highlighted number called?
Correct answer: All of the above
Exponent
Index
Power
Q2.
Simplifying (a x a x a x a x a) gives ...
A
B
C
Correct answer: D
Q3.
Which of the following options represents 1 billion?
A
Correct answer: B
C
D
Q4.
Evaluate the following numerical expression
4 x 12
48
8 x 6
Correct answer: All of the above

5 Questions

Q1.
True or false, this symbol finds the fifth root of a number?
False
Sometimes
Correct answer: True
Q2.
Evaluate the following numerical expression
A
B
Correct answer: C
D
Q3.
Find the fourth root of 4 squared
A
B
Correct answer: C
D
Q4.
What is the 199th root of -1?
Correct answer: -1
0
1
This cannot be calculated
Q5.
Evaluate the following numerical expression
-3
-7
10
Correct answer: 7

Lesson appears in

UnitMaths / Types of numbers

UnitMaths / Types of Numbers and Rules of Indices