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How much is double of 21?
Know the result of double of 21.
Result
Answer:
42
Resolution:
= Double of 21
= 2 x 21
= 42
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Detailed
Definition
What is?
The double of a real number consists of a multiplication operation with 2 as fixed multiplier. Therefore double is unary, requires that only one real number be used to produce a second that is also real.
Elements:
The elements of the double are known:
- Operation: 21 x 2;
- multiplying: 21;
- multiplier: 2;
- operator: x;
- product: 42.