ICSE Class 8 Answered
WHAT IS A CUBE AND CUBEROOTS
Asked by narasimha.kankara98 | 10 Jan, 2019, 09:09: PM
Expert Answer
Cube:
1. Cube of a number n is its third power.
2. The result of the number multiplied by itself twice: n3 = n × n × n.
3. It is also the number multiplied by its square: n3 = n × n2.
2. The result of the number multiplied by itself twice: n3 = n × n × n.
3. It is also the number multiplied by its square: n3 = n × n2.
Example:
23 = 2 × 2 × 2 = 8
Cube root:
A number that must be multiplied times itself three times to equal a given number. The cube root of x is written .
For example, = 2 since 2 × 2 × 2 =23 = 8
Answered by Yasmeen Khan | 11 Jan, 2019, 11:45: AM
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