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Ruby, 35 bytes ->m{require'matrix';Matrix[*m].det} Attempt This Online!
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# [Ruby](https://www.ruby-lang.org/), 35 bytes <pre><code class="lang-ruby">->m{require'matrix';Matrix[*m].det}</code></pre> [Attempt This Online!](https://ato.pxeger.com/run?1=ZZBNSgNBEIX3fYoiWTRI9TC_TqKMrlyJBAZ3TS-iUyMDdoyTbomEOYmbQfRQXkas_JgEsigeVd97r6E_vlr_8N5_1sW3d7Ua_QzVlV219OqblqSdurZZysu7jeoza4KKXLez_jpaOCiAEwi0nNOjowqqFwEw924Bg3vmzewJhivbsYv1bfrsiSO1tqY77MUhfg1ycivhAuRNWU5K2Q0EzSoh1m9prSMMDeoQI2N49tcgw5jvKsE0yNYoDvJsjxPMGUaoUkYqGpujtv--nZ40Y4wJkxQzPGfNcYRjdoRGbH-h77f6Bw)