::: {.cell hash='02_R_introduction_cache/revealjs/unnamed-chunk-114_8cbdafb44f01a3e5d06352ec1ec814dd'}

```{.r .cell-code}
a * b
```

::: {.cell-output .cell-output-stdout}
```
     [,1] [,2]
[1,]   11   39
[2,]   24   56
```
:::
:::