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      <title>Menyelesaikan Persamaan Kuadrat dengan Melengkapkan Kuadrat Sempurna by Tatin Yuliatin</title>
      <link>https://padlet.com/tatinyuliatin37/30nj2oxk7r3wbt87</link>
      <description>Menyelesaikan Persamaan Kuadrat dengan Melengkapkan Kuadrat Sempurna</description>
      <language>en-us</language>
      <pubDate>2021-09-08 10:21:26 UTC</pubDate>
      <lastBuildDate>2025-11-06 04:37:36 UTC</lastBuildDate>
      <webMaster>hello@padlet.com</webMaster>
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      <item>
         <title>CONTOH SOAL:</title>
         <author>tatinyuliatin37</author>
         <link>https://padlet.com/tatinyuliatin37/30nj2oxk7r3wbt87/wish/1724482246</link>
         <description><![CDATA[<div>Tentukan penyelesaian persamaan kuadrat 2x<sup>2</sup> + 6x - 8 = 0 denganmelengkapkan kuadrat sempurna!</div>]]></description>
         <enclosure url="" />
         <pubDate>2021-09-08 10:28:32 UTC</pubDate>
         <guid>https://padlet.com/tatinyuliatin37/30nj2oxk7r3wbt87/wish/1724482246</guid>
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      <item>
         <title>Tatin (Contoh penyelesaian)</title>
         <author>tatinyuliatin</author>
         <link>https://padlet.com/tatinyuliatin37/30nj2oxk7r3wbt87/wish/1724519818</link>
         <description><![CDATA[<pre>2x<sup>2&nbsp;</sup> + 6x - 8 = 0
X<sup>2</sup> + 3x - 4 = 0
X<sup>2</sup> + 3x + (3/2)<sup>2</sup> = 4 + (3/2)<sup>2</sup> 
(x + 3/2)<sup>2</sup> = 4 + 9/4
(× + 3/2)<sup>2 </sup> = 16/4 + 9/4
(× + 3/2)² = 25/4
X + 3/2 = 5/2
 atau
X + 3/2 = - 5/2
X<sub>1</sub> + 3/2 = 5/2
×<sub>1</sub>  = 5/2 - 3/2
x<sub>1</sub>  = 2/2
X<sub>1 = 1
Atau</sub> 
X<sub>2</sub> = -5/2 - 3/2
X<sub>2</sub>  = -8/2
x<sub>2</sub> = -4</pre><div>JADI PENYELESAIANNYA&nbsp; x<sub>1</sub>&nbsp; = 1 dan x<sub>2</sub>&nbsp; = -4</div><div>×<sub>1</sub></div>]]></description>
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         <pubDate>2021-09-08 10:54:33 UTC</pubDate>
         <guid>https://padlet.com/tatinyuliatin37/30nj2oxk7r3wbt87/wish/1724519818</guid>
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      <item>
         <title>soal 1</title>
         <author>tatinyuliatin37</author>
         <link>https://padlet.com/tatinyuliatin37/30nj2oxk7r3wbt87/wish/1724522597</link>
         <description><![CDATA[<div>Tentukan penyelesaian persamaan kuadrat 2x<sup>2</sup> + 12 x - 32 = 0 denganmelengkapkan kuadrat sempurna!</div>]]></description>
         <enclosure url="" />
         <pubDate>2021-09-08 10:56:43 UTC</pubDate>
         <guid>https://padlet.com/tatinyuliatin37/30nj2oxk7r3wbt87/wish/1724522597</guid>
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      <item>
         <title>soal 2</title>
         <author>tatinyuliatin37</author>
         <link>https://padlet.com/tatinyuliatin37/30nj2oxk7r3wbt87/wish/1724529922</link>
         <description><![CDATA[<div>Tentukan penyelesaian persamaan kuadrat x<sup>2</sup> - 8x - 25 = 0 denganmelengkapkan kuadrat sempurna!</div>]]></description>
         <enclosure url="" />
         <pubDate>2021-09-08 11:01:40 UTC</pubDate>
         <guid>https://padlet.com/tatinyuliatin37/30nj2oxk7r3wbt87/wish/1724529922</guid>
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      <item>
         <title>soal 3</title>
         <author>tatinyuliatin37</author>
         <link>https://padlet.com/tatinyuliatin37/30nj2oxk7r3wbt87/wish/1724534993</link>
         <description><![CDATA[<div>Tentukan penyelesaian persamaan kuadrat x<sup>2</sup> + 4x - 12 = 0 denganmelengkapkan kuadrat sempurna!</div>]]></description>
         <enclosure url="" />
         <pubDate>2021-09-08 11:05:25 UTC</pubDate>
         <guid>https://padlet.com/tatinyuliatin37/30nj2oxk7r3wbt87/wish/1724534993</guid>
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      <item>
         <title>PENGUMUMAN</title>
         <author>tatinyuliatin37</author>
         <link>https://padlet.com/tatinyuliatin37/30nj2oxk7r3wbt87/wish/1727887268</link>
         <description><![CDATA[<div>Anak-anak silahkan kerjakan latihan soal untuk beberapa soal yang sudah di share ada pada kotak masing-masing.&nbsp;<br>Setiap orang mencoba mengerjakan paling tidak 1 soal. Beri nama di&nbsp;subjeknya ya.</div>]]></description>
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         <pubDate>2021-09-09 12:44:59 UTC</pubDate>
         <guid>https://padlet.com/tatinyuliatin37/30nj2oxk7r3wbt87/wish/1727887268</guid>
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      <item>
         <title>Nama : Rizky Hendriansyah Pratama</title>
         <author></author>
         <link>https://padlet.com/tatinyuliatin37/30nj2oxk7r3wbt87/wish/1729567050</link>
         <description><![CDATA[<div>Kelas : 9i<br>X²+ 4x - 12 = 0 <br>Penyelesaian<br>X² + 4x + (½ . 4)²= 12 + (½ . 4)²<br>X² + 4x + 2² = 12 + 2²<br>(X + 2)² = 12 + <mark>4</mark><br>(X + 2) = <mark>16</mark><br>(X + 2) = ±4<br>X<sub>1</sub>+ 2 = <mark>4 </mark>&nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp;X<sub>2</sub> + 2 = -4<br>X<sub>1</sub>&nbsp; &nbsp; &nbsp; &nbsp;=<mark>4 - 2</mark>&nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; X<sub>2</sub>&nbsp; &nbsp; &nbsp;= <mark>-4 - 2</mark><br>X<sub>1</sub>&nbsp; &nbsp; &nbsp; &nbsp; = <mark>2</mark>&nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp;X&nbsp; &nbsp; &nbsp; &nbsp; = -6<br>Jadi akar²nya x = 2 dan x = -6<br>Hp{ <mark>2, -6</mark> }</div>]]></description>
         <enclosure url="" />
         <pubDate>2021-09-10 01:10:39 UTC</pubDate>
         <guid>https://padlet.com/tatinyuliatin37/30nj2oxk7r3wbt87/wish/1729567050</guid>
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      <item>
         <title>Virlina Zakiah 9i</title>
         <author></author>
         <link>https://padlet.com/tatinyuliatin37/30nj2oxk7r3wbt87/wish/1729647491</link>
         <description><![CDATA[<div>soal 3<br><br>x ² + 4x - 12 = 0<br>x ² + 4x = 12<br>x ² + 4x + (1/2 . 4) ² = 12 + (1/2 . 4) ²<br>x ² + 4x + 2 ² = 12 + 2 ²<br>(x + 2) ² = 12 + 4<br>(x + 2) ² = 16<br>x + 2 = √16<br>x + 2 = ± 4<br>x<sub>1</sub> + 2 = 4<br>x<sub>1</sub> = 4-2<br>x<sub>1</sub> = 2<br><br>x<sub>2</sub> +2 = -4<br>x<sub>2</sub>= -4-2<br>x<sub>2</sub> = -6<br><br>hp : {-6, 2}</div>]]></description>
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         <pubDate>2021-09-10 01:42:10 UTC</pubDate>
         <guid>https://padlet.com/tatinyuliatin37/30nj2oxk7r3wbt87/wish/1729647491</guid>
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      <item>
         <title>chirani refania rahayu (soal no.2)</title>
         <author></author>
         <link>https://padlet.com/tatinyuliatin37/30nj2oxk7r3wbt87/wish/1729657530</link>
         <description><![CDATA[]]></description>
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         <pubDate>2021-09-10 01:45:33 UTC</pubDate>
         <guid>https://padlet.com/tatinyuliatin37/30nj2oxk7r3wbt87/wish/1729657530</guid>
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      <item>
         <title>Anindya Tiara Putri tandra 9i</title>
         <author></author>
         <link>https://padlet.com/tatinyuliatin37/30nj2oxk7r3wbt87/wish/1729659816</link>
         <description><![CDATA[<div>No.1<br><br>2x + 12x - 32 = 0<br>Penyelesaian<br>X² + 6x - 16 = 0<br>X² + 6x = 16<br>X² + 6x + (½ . 6)² = 16 + (½ . 6)²<br>X² + 6x + 3² = 16 + <mark>3</mark>²<br>(X + <mark>3</mark>)² = 16 + <mark>9</mark><br>(X + <mark>3</mark>)² = <mark>25</mark><br>(X + <mark>3</mark>)&nbsp; = ±<mark>5</mark><br>X<sub>1</sub> + <mark>3</mark> = <mark>5</mark><br>X<sub>1</sub>&nbsp; &nbsp; &nbsp; = <mark>5 - 3</mark>.&nbsp; &nbsp; &nbsp; &nbsp; <br>X<sub>1</sub>&nbsp; &nbsp; &nbsp; = <mark>2</mark>&nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; <br>X<sub>2</sub> + <mark>3</mark> = <mark>-5 </mark><br>X<sub>2</sub>&nbsp; &nbsp; &nbsp; = <mark>-5 - 3</mark><br>X<sub>2</sub>&nbsp; &nbsp; &nbsp; = <mark>-8</mark><br>Jadi akar-akarnya x<sub>¹</sub> = <mark>2</mark> dan x<sub>²</sub> = <mark>-8</mark><br><br>Hp={<mark>-8, 2</mark>}</div>]]></description>
         <enclosure url="" />
         <pubDate>2021-09-10 01:46:23 UTC</pubDate>
         <guid>https://padlet.com/tatinyuliatin37/30nj2oxk7r3wbt87/wish/1729659816</guid>
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      <item>
         <title></title>
         <author></author>
         <link>https://padlet.com/tatinyuliatin37/30nj2oxk7r3wbt87/wish/1729800085</link>
         <description><![CDATA[<div>Nama : Qairan Enzo B<br>Kelas&nbsp; : 9 I<br>2x²+12x - 32 = 0<br>x² + 6x - 16 = 0<br>x² + 6x + (½ .<mark>6</mark>) ² = 16 + (½ . <mark>6</mark>) ²<br>x² + 6x + <mark>3</mark>² = 16 + <mark>3</mark>²<br>(X + <mark>3</mark>) ² = 16 + <mark>9</mark><br>(X + <mark>3</mark>) ² = <mark>25</mark><br>(X + <mark>3</mark>) ² =± <mark>5</mark><br>X<sub>1</sub>+ <mark>3</mark> = <mark>5</mark><br>X<sub>1</sub>&nbsp; &nbsp; &nbsp; &nbsp; = <mark>5 - 3</mark><br>X<sub>1</sub>&nbsp; &nbsp; &nbsp; &nbsp; = <mark>2</mark><br>X<sub>2</sub> + <mark>3</mark> = -<mark>5</mark><br>X&nbsp; &nbsp; &nbsp; &nbsp; = <mark>-5 - 3</mark><br>X&nbsp; &nbsp; &nbsp; &nbsp; =<mark>-8</mark><br>Jadi akar akarnya x<sub>1</sub> = <mark>- 8</mark> dan x<sub>2</sub> = <mark>2</mark><br>Hp {<mark>- 8, 2</mark>}</div>]]></description>
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         <pubDate>2021-09-10 02:39:17 UTC</pubDate>
         <guid>https://padlet.com/tatinyuliatin37/30nj2oxk7r3wbt87/wish/1729800085</guid>
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      <item>
         <title>Zaky royyan fajri. 2x²+12x - 32 = 0x² + 6x - 16 = 0x² + 6x + (½ .6) ² = 16 + (½ . 6) ²x² + 6x + 3² = 16 + 3²(X + 3) ² = 16 + 9(X + 3) ² = 25(X + 3) ² =± 5X1+ 3 = 5X1        = 5 - 3X1        = 2X2 + 3 = -5X        = -5 - 3X        =-8Jadi akar akarnya x1 = - 8 dan x2 = 2Hp {- 8, 2}</title>
         <author></author>
         <link>https://padlet.com/tatinyuliatin37/30nj2oxk7r3wbt87/wish/1750672781</link>
         <description><![CDATA[]]></description>
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         <pubDate>2021-09-18 17:14:53 UTC</pubDate>
         <guid>https://padlet.com/tatinyuliatin37/30nj2oxk7r3wbt87/wish/1750672781</guid>
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