Matrix Scalar Multiplication
Multiply a matrix by a scalar k, scaling every entry by k to get the result matrix.
Input
Each line is one row of the matrix. Separate entries with spaces or commas.
Result
Result of multiplying by k = 2
2 × 3
Size
2 × 3
Scalar k
2
Result matrix
| 2 | 4 | 6 |
| 8 | 10 | 12 |
How it works
- Scalar multiplication of a matrix multiplies every entry by the same number k (a scalar). The size of the matrix does not change.
- For a matrix A with entries aᵢⱼ, the matrix kA has entries k·aᵢⱼ.
- A negative or fractional k lets you flip signs or shrink/scale the matrix. If k=0, every entry becomes 0.
- Enter one matrix row per line, separating entries with spaces or commas. Every row must have the same number of columns.
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Matrix Scalar Multiplication