質問編集履歴
2
画像修正
test
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File without changes
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test
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@@ -24,7 +24,7 @@
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-
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1
脱字修正
test
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File without changes
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test
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@@ -122,7 +122,7 @@
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btn.onclick = function() {
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-
mathArea.textContent = 'y = (x - 2)^2 - 2';
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+
mathArea.textContent = '$y = (x - 2)^2 - 2$';
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document.querySelector('p').innerText = '平方完成 Complete!!';
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