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<div class="figure-img" data-ke-type="image" data-ke-style="alignCenter" data-ke-mobilestyle="widthOrigin"><img src="https://t1.daumcdn.net/cafeattach/1Fl2H/28d67398811771dae7f2c46fa458645dd830cff8" class="txc-image" data-img-src="https://t1.daumcdn.net/cafeattach/1Fl2H/28d67398811771dae7f2c46fa458645dd830cff8" data-origin-width="480" data-origin-height="480"></div><p style="text-align: left;">u(2t)는 어떻게 나오게 된건가요?<br>u(t)=z/z-1인건 알겠는데..</p>
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첫댓글 u(at)=z/z-a