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	<title>オンライン広場（2020）数学 | ぐっちの人生道場</title>
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		<title>オンライン広場（2020）⑩：集合と有理化</title>
		<link>https://yamaguchimasashi.com/nonschool/%e3%82%aa%e3%83%b3%e3%83%a9%e3%82%a4%e3%83%b3%e5%ba%83%e5%a0%b4%ef%bc%882020%ef%bc%89%e2%91%a9%ef%bc%9a%e9%9b%86%e5%90%88%e3%81%a8%e6%9c%89%e7%90%86%e5%8c%96/</link>
					<comments>https://yamaguchimasashi.com/nonschool/%e3%82%aa%e3%83%b3%e3%83%a9%e3%82%a4%e3%83%b3%e5%ba%83%e5%a0%b4%ef%bc%882020%ef%bc%89%e2%91%a9%ef%bc%9a%e9%9b%86%e5%90%88%e3%81%a8%e6%9c%89%e7%90%86%e5%8c%96/#respond</comments>
		
		<dc:creator><![CDATA[ぐっち]]></dc:creator>
		<pubDate>Wed, 01 May 2024 08:23:39 +0000</pubDate>
				<category><![CDATA[オンライン広場（2020）数学]]></category>
		<category><![CDATA[数学]]></category>
		<guid isPermaLink="false">https://yamaguchimasashi.com/nonschool/?p=739</guid>

					<description><![CDATA[（サムネにはfirefly（adobe）を使用しています）]]></description>
										<content:encoded><![CDATA[
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<p>（サムネにはfirefly（adobe）を使用しています）</p>
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			<slash:comments>0</slash:comments>
		
		
			</item>
		<item>
		<title>オンライン広場（2020）⑨：一次不等式と文章題</title>
		<link>https://yamaguchimasashi.com/nonschool/%e3%82%aa%e3%83%b3%e3%83%a9%e3%82%a4%e3%83%b3%e5%ba%83%e5%a0%b4%ef%bc%882020%ef%bc%89%e2%91%a8%ef%bc%9a%e9%9b%86%e5%90%88%e3%81%a8%e6%9c%89%e7%90%86%e5%8c%96/</link>
					<comments>https://yamaguchimasashi.com/nonschool/%e3%82%aa%e3%83%b3%e3%83%a9%e3%82%a4%e3%83%b3%e5%ba%83%e5%a0%b4%ef%bc%882020%ef%bc%89%e2%91%a8%ef%bc%9a%e9%9b%86%e5%90%88%e3%81%a8%e6%9c%89%e7%90%86%e5%8c%96/#respond</comments>
		
		<dc:creator><![CDATA[ぐっち]]></dc:creator>
		<pubDate>Tue, 30 Apr 2024 08:10:43 +0000</pubDate>
				<category><![CDATA[オンライン広場（2020）数学]]></category>
		<category><![CDATA[数学]]></category>
		<guid isPermaLink="false">https://yamaguchimasashi.com/nonschool/?p=726</guid>

					<description><![CDATA[（サムネにはfirefly（adobe）を使用しています）]]></description>
										<content:encoded><![CDATA[
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<p>（サムネにはfirefly（adobe）を使用しています）</p>
		<div class="wpulike wpulike-robeen " ><div class="wp_ulike_general_class wp_ulike_is_restricted"><button type="button"
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			<slash:comments>0</slash:comments>
		
		
			</item>
		<item>
		<title>オンライン広場（2020）⑧：三角比</title>
		<link>https://yamaguchimasashi.com/nonschool/%e3%82%aa%e3%83%b3%e3%83%a9%e3%82%a4%e3%83%b3%e5%ba%83%e5%a0%b4%ef%bc%882020%ef%bc%89%e2%91%a7%ef%bc%9a%e4%b8%80%e6%ac%a1%e4%b8%8d%e7%ad%89%e5%bc%8f/</link>
					<comments>https://yamaguchimasashi.com/nonschool/%e3%82%aa%e3%83%b3%e3%83%a9%e3%82%a4%e3%83%b3%e5%ba%83%e5%a0%b4%ef%bc%882020%ef%bc%89%e2%91%a7%ef%bc%9a%e4%b8%80%e6%ac%a1%e4%b8%8d%e7%ad%89%e5%bc%8f/#respond</comments>
		
		<dc:creator><![CDATA[ぐっち]]></dc:creator>
		<pubDate>Mon, 29 Apr 2024 08:08:16 +0000</pubDate>
				<category><![CDATA[オンライン広場（2020）数学]]></category>
		<category><![CDATA[数学]]></category>
		<guid isPermaLink="false">https://yamaguchimasashi.com/nonschool/?p=722</guid>

					<description><![CDATA[三角比の基本の基本の考え方だけ。しっかりやると難しいので。これで大問５の１問か２２問解けるようになればという思いで書いてみました。 （サムネにはfirefly（adobe）を使用しています）]]></description>
										<content:encoded><![CDATA[
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<p>三角比の基本の基本の考え方だけ。しっかりやると難しいので。これで大問５の１問か２２問解けるようになればという思いで書いてみました。</p>



<p>（サムネにはfirefly（adobe）を使用しています）</p>
		<div class="wpulike wpulike-robeen " ><div class="wp_ulike_general_class wp_ulike_is_restricted"><button type="button"
					aria-label="いいねボタン"
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			<slash:comments>0</slash:comments>
		
		
			</item>
		<item>
		<title>オンライン広場（2020）⑦：二次不等式</title>
		<link>https://yamaguchimasashi.com/nonschool/%e3%82%aa%e3%83%b3%e3%83%a9%e3%82%a4%e3%83%b3%e5%ba%83%e5%a0%b4%ef%bc%882020%ef%bc%89%e2%91%a6%ef%bc%9a%e4%b8%89%e8%a7%92%e6%af%94%e3%81%ae%e5%9f%ba%e6%9c%ac/</link>
					<comments>https://yamaguchimasashi.com/nonschool/%e3%82%aa%e3%83%b3%e3%83%a9%e3%82%a4%e3%83%b3%e5%ba%83%e5%a0%b4%ef%bc%882020%ef%bc%89%e2%91%a6%ef%bc%9a%e4%b8%89%e8%a7%92%e6%af%94%e3%81%ae%e5%9f%ba%e6%9c%ac/#respond</comments>
		
		<dc:creator><![CDATA[ぐっち]]></dc:creator>
		<pubDate>Sun, 28 Apr 2024 08:01:18 +0000</pubDate>
				<category><![CDATA[オンライン広場（2020）数学]]></category>
		<category><![CDATA[数学]]></category>
		<guid isPermaLink="false">https://yamaguchimasashi.com/nonschool/?p=717</guid>

					<description><![CDATA[二次関数の延長で解ければと。 （サムネにはfirefly（adobe）を使用しています）]]></description>
										<content:encoded><![CDATA[
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<p>二次関数の延長で解ければと。</p>



<p>（サムネにはfirefly（adobe）を使用しています）</p>
		<div class="wpulike wpulike-robeen " ><div class="wp_ulike_general_class wp_ulike_is_restricted"><button type="button"
					aria-label="いいねボタン"
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			<slash:comments>0</slash:comments>
		
		
			</item>
		<item>
		<title>オンライン広場（2020）⑥：二次関数の基本</title>
		<link>https://yamaguchimasashi.com/nonschool/%e3%82%aa%e3%83%b3%e3%83%a9%e3%82%a4%e3%83%b3%e5%ba%83%e5%a0%b4%ef%bc%882020%ef%bc%89%e2%91%a5%ef%bc%9a%e4%ba%8c%e6%ac%a1%e9%96%a2%e6%95%b0%e3%81%ae%e5%9f%ba%e6%9c%ac/</link>
					<comments>https://yamaguchimasashi.com/nonschool/%e3%82%aa%e3%83%b3%e3%83%a9%e3%82%a4%e3%83%b3%e5%ba%83%e5%a0%b4%ef%bc%882020%ef%bc%89%e2%91%a5%ef%bc%9a%e4%ba%8c%e6%ac%a1%e9%96%a2%e6%95%b0%e3%81%ae%e5%9f%ba%e6%9c%ac/#respond</comments>
		
		<dc:creator><![CDATA[ぐっち]]></dc:creator>
		<pubDate>Sun, 21 Apr 2024 06:15:42 +0000</pubDate>
				<category><![CDATA[オンライン広場（2020）数学]]></category>
		<category><![CDATA[数学]]></category>
		<guid isPermaLink="false">https://yamaguchimasashi.com/nonschool/?p=707</guid>

					<description><![CDATA[（サムネにはfirefly（adobe）を使用しています）]]></description>
										<content:encoded><![CDATA[
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<p>（サムネにはfirefly（adobe）を使用しています）</p>
		<div class="wpulike wpulike-robeen " ><div class="wp_ulike_general_class wp_ulike_is_restricted"><button type="button"
					aria-label="いいねボタン"
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			<slash:comments>0</slash:comments>
		
		
			</item>
		<item>
		<title>オンライン広場（2020）⑤：文字式－代入</title>
		<link>https://yamaguchimasashi.com/nonschool/%e3%82%aa%e3%83%b3%e3%83%a9%e3%82%a4%e3%83%b3%e5%ba%83%e5%a0%b4%ef%bc%882020%ef%bc%89%e2%91%a2%ef%bc%9a%e6%96%87%e5%ad%97%e5%bc%8f%ef%bc%8d%e4%bb%a3%e5%85%a5/</link>
					<comments>https://yamaguchimasashi.com/nonschool/%e3%82%aa%e3%83%b3%e3%83%a9%e3%82%a4%e3%83%b3%e5%ba%83%e5%a0%b4%ef%bc%882020%ef%bc%89%e2%91%a2%ef%bc%9a%e6%96%87%e5%ad%97%e5%bc%8f%ef%bc%8d%e4%bb%a3%e5%85%a5/#respond</comments>
		
		<dc:creator><![CDATA[ぐっち]]></dc:creator>
		<pubDate>Fri, 19 Apr 2024 09:28:12 +0000</pubDate>
				<category><![CDATA[オンライン広場（2020）数学]]></category>
		<category><![CDATA[数学]]></category>
		<guid isPermaLink="false">https://yamaguchimasashi.com/nonschool/?p=703</guid>

					<description><![CDATA[（サムネにはfirefly（adobe）を使用しています）]]></description>
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<p>（サムネにはfirefly（adobe）を使用しています）</p>
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		<item>
		<title>オンライン広場（2020）④：文字式－因数分解</title>
		<link>https://yamaguchimasashi.com/nonschool/%e3%82%aa%e3%83%b3%e3%83%a9%e3%82%a4%e3%83%b3%e5%ba%83%e5%a0%b4%ef%bc%882020%ef%bc%89%e2%91%a3%ef%bc%9a%e6%96%87%e5%ad%97%e5%bc%8f%ef%bc%8d%e5%9b%a0%e6%95%b0%e5%88%86%e8%a7%a3/</link>
					<comments>https://yamaguchimasashi.com/nonschool/%e3%82%aa%e3%83%b3%e3%83%a9%e3%82%a4%e3%83%b3%e5%ba%83%e5%a0%b4%ef%bc%882020%ef%bc%89%e2%91%a3%ef%bc%9a%e6%96%87%e5%ad%97%e5%bc%8f%ef%bc%8d%e5%9b%a0%e6%95%b0%e5%88%86%e8%a7%a3/#respond</comments>
		
		<dc:creator><![CDATA[ぐっち]]></dc:creator>
		<pubDate>Thu, 18 Apr 2024 09:24:21 +0000</pubDate>
				<category><![CDATA[オンライン広場（2020）数学]]></category>
		<category><![CDATA[数学]]></category>
		<guid isPermaLink="false">https://yamaguchimasashi.com/nonschool/?p=700</guid>

					<description><![CDATA[（サムネにはfirefly（adobe）を使用しています）]]></description>
										<content:encoded><![CDATA[
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<p>（サムネにはfirefly（adobe）を使用しています）</p>
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		<title>オンライン広場（2020）③：文字式－展開</title>
		<link>https://yamaguchimasashi.com/nonschool/%e3%82%aa%e3%83%b3%e3%83%a9%e3%82%a4%e3%83%b3%e5%ba%83%e5%a0%b4%ef%bc%882020%ef%bc%89%e2%91%a2%ef%bc%9a%e6%96%87%e5%ad%97%e5%bc%8f%ef%bc%8d%e5%b1%95%e9%96%8b/</link>
					<comments>https://yamaguchimasashi.com/nonschool/%e3%82%aa%e3%83%b3%e3%83%a9%e3%82%a4%e3%83%b3%e5%ba%83%e5%a0%b4%ef%bc%882020%ef%bc%89%e2%91%a2%ef%bc%9a%e6%96%87%e5%ad%97%e5%bc%8f%ef%bc%8d%e5%b1%95%e9%96%8b/#respond</comments>
		
		<dc:creator><![CDATA[ぐっち]]></dc:creator>
		<pubDate>Wed, 17 Apr 2024 09:24:03 +0000</pubDate>
				<category><![CDATA[オンライン広場（2020）数学]]></category>
		<category><![CDATA[数学]]></category>
		<guid isPermaLink="false">https://yamaguchimasashi.com/nonschool/?p=694</guid>

					<description><![CDATA[（サムネにはfirefly（adobe）を使用しています）]]></description>
										<content:encoded><![CDATA[
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<p>（サムネにはfirefly（adobe）を使用しています）</p>
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		<item>
		<title>オンライン広場（2020）②：データ分析２</title>
		<link>https://yamaguchimasashi.com/nonschool/%e3%82%aa%e3%83%b3%e3%83%a9%e3%82%a4%e3%83%b3%e5%ba%83%e5%a0%b4%ef%bc%882020%ef%bc%89%e2%91%a1%ef%bc%9a%e3%83%87%e3%83%bc%e3%82%bf%e5%88%86%e6%9e%90%ef%bc%92/</link>
					<comments>https://yamaguchimasashi.com/nonschool/%e3%82%aa%e3%83%b3%e3%83%a9%e3%82%a4%e3%83%b3%e5%ba%83%e5%a0%b4%ef%bc%882020%ef%bc%89%e2%91%a1%ef%bc%9a%e3%83%87%e3%83%bc%e3%82%bf%e5%88%86%e6%9e%90%ef%bc%92/#respond</comments>
		
		<dc:creator><![CDATA[ぐっち]]></dc:creator>
		<pubDate>Tue, 16 Apr 2024 14:18:40 +0000</pubDate>
				<category><![CDATA[オンライン広場（2020）数学]]></category>
		<category><![CDATA[数学]]></category>
		<guid isPermaLink="false">https://yamaguchimasashi.com/nonschool/?p=684</guid>

					<description><![CDATA[（サムネにはfirefly（adobe）を使用しています）]]></description>
										<content:encoded><![CDATA[
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<p>（サムネにはfirefly（adobe）を使用しています）</p>
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			</item>
		<item>
		<title>オンライン広場（2020）①：データ分析１</title>
		<link>https://yamaguchimasashi.com/nonschool/%e3%82%aa%e3%83%b3%e3%83%a9%e3%82%a4%e3%83%b3%e5%ba%83%e5%a0%b4%ef%bc%882020%ef%bc%89%e2%91%a0%ef%bc%9a%e3%83%87%e3%83%bc%e3%82%bf%e5%88%86%e6%9e%90%ef%bc%91/</link>
					<comments>https://yamaguchimasashi.com/nonschool/%e3%82%aa%e3%83%b3%e3%83%a9%e3%82%a4%e3%83%b3%e5%ba%83%e5%a0%b4%ef%bc%882020%ef%bc%89%e2%91%a0%ef%bc%9a%e3%83%87%e3%83%bc%e3%82%bf%e5%88%86%e6%9e%90%ef%bc%91/#respond</comments>
		
		<dc:creator><![CDATA[ぐっち]]></dc:creator>
		<pubDate>Mon, 15 Apr 2024 14:29:35 +0000</pubDate>
				<category><![CDATA[オンライン広場（2020）数学]]></category>
		<category><![CDATA[数学]]></category>
		<guid isPermaLink="false">https://yamaguchimasashi.com/nonschool/?p=682</guid>

					<description><![CDATA[（サムネにはfirefly（adobe）を使用しています）]]></description>
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<p>（サムネにはfirefly（adobe）を使用しています）</p>
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