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49 lines
1.0 KiB
Markdown
49 lines
1.0 KiB
Markdown
# Function multiply
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Multiply two values, `x * y`.
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## Syntax
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```js
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math.multiply(x, y)
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```
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### Parameters
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Parameter | Type | Description
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--------- | ---- | -----------
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`x` | Number | BigNumber | Boolean | Complex | Unit | Array | Matrix | First value to multiply
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`y` | Number | BigNumber | Boolean | Complex | Unit | Array | Matrix | Second value to multiply
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### Returns
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Type | Description
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---- | -----------
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Number | BigNumber | Complex | Unit | Array | Matrix | Multiplication of `x` and `y`, `x * y`
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## Examples
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```js
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var math = mathjs();
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math.multiply(4, 5.2); // returns Number 20.8
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var a = math.complex(2, 3);
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var b = math.complex(4, 1);
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math.multiply(a, b); // returns Complex 5 + 14i
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var c = [[1, 2], [4, 3]];
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var d = [[1, 2, 3], [3, -4, 7]];
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math.multiply(c, d); // returns Array [[7, -6, 17], [13, -4, 33]]
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var e = math.unit('2.1 km');
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math.multiply(3, e); // returns Unit 6.3 km
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```
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## See also
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[divide](divide.md)
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