Física despeje de ecuaciones el valor de la A" B sobre A.2+3=2 Ayudenmee ​

<div class="athena_tag_tk_ques_text_content" data-testid="answer_box_text"><p>Tenemos la ecuación:</p><p><img align="absmiddle" alt="\frac{B}{A^{2}}+3=2" class="athena_tag_latex_mark" id="TexFormula1" src="https://hw-cdn.snapquiz.net/seahk_f0a67de1053b79892a2a6927903a157f.jpg" title="\frac{B}{A^{2}}+3=2"/></p><p>Queremos despejar "A"</p><p></p><p><strong>Pasamos el 3 del otro lado del "=", recuerda que se la cambia el signo</strong></p><p><strong></strong><img align="absmiddle" alt="\frac{B}{A^{2}}=2-3\\\\\frac{B}{A^{2}}=-1" class="athena_tag_latex_mark" id="TexFormula2" src="https://hw-cdn.snapquiz.net/seahk_914e7022055fd83d4db1f51fcd592e11.jpg" title="\frac{B}{A^{2}}=2-3\\\\\frac{B}{A^{2}}=-1"/><strong></strong></p><p><strong>Pasamos la "A²" del otro lado multiplicando:</strong></p><p><strong></strong><img align="absmiddle" alt="B=-1(A^{2})" class="athena_tag_latex_mark" id="TexFormula3" src="https://hw-cdn.snapquiz.net/seahk_d22c7fcdf3c328cd77abe6d170fafbf3.jpg" title="B=-1(A^{2})"/><strong></strong></p><p><strong></strong><img align="absmiddle" alt="B=-A^{2}" class="athena_tag_latex_mark" id="TexFormula4" src="https://hw-cdn.snapquiz.net/seahk_811c707ddaf04bf23a7e67b29de4d974.jpg" title="B=-A^{2}"/><strong></strong></p><p><strong>Multiplicamos por -1 para pasar el menos al "B"</strong></p><p><strong></strong><img align="absmiddle" alt="(-1)(B=-A^{2} )" class="athena_tag_latex_mark" id="TexFormula5" src="https://hw-cdn.snapquiz.net/seahk_5e98d7d8d70cb36ca74ee913f8e52a4d.jpg" title="(-1)(B=-A^{2} )"/><strong></strong></p><p><strong></strong><img align="absmiddle" alt="-B=A^{2}" class="athena_tag_latex_mark" id="TexFormula6" src="https://hw-cdn.snapquiz.net/seahk_feaf1d49e97b8fb74f0b6197136cb847.jpg" title="-B=A^{2}"/><strong></strong></p><p><strong>Para deshacernos del "²" hacemos raíz cuadrada, recuerda que </strong><u><strong>√-1 = i</strong></u></p><p><u><strong></strong></u><img align="absmiddle" alt="\pm \sqrt{-B}=\sqrt{A^{2}}" class="athena_tag_latex_mark" id="TexFormula7" src="https://hw-cdn.snapquiz.net/seahk_761a207a3a7e144a80c9bb35e2f2a1a8.jpg" title="\pm \sqrt{-B}=\sqrt{A^{2}}"/><u><strong></strong></u></p><p><u><strong></strong></u><img align="absmiddle" alt="\pm \sqrt{-1}\sqrt{b}=a" class="athena_tag_latex_mark" id="TexFormula8" src="https://hw-cdn.snapquiz.net/seahk_d08c20db63d627b9fc02459b19a1dd48.jpg" title="\pm \sqrt{-1}\sqrt{b}=a"/><u><strong></strong></u></p><p><u><strong></strong></u><img align="absmiddle" alt="\bf{A= \pm i\sqrt{B} }" class="athena_tag_latex_mark" id="TexFormula9" src="https://hw-cdn.snapquiz.net/seahk_4603250695f8f2a423f686f5f7e17bfa.jpg" title="\bf{A= \pm i\sqrt{B} }"/><u><strong></strong></u></p><p><u><strong></strong></u></p><p></p><p></p><p></p><p></p><p></p><p></p><p></p><p>Si la ecuación a la que te referías es esta:</p><p><img align="absmiddle" alt="\frac{B}{2A}+3=2" class="athena_tag_latex_mark" id="TexFormula10" src="https://hw-cdn.snapquiz.net/seahk_e160311357bcd30281575f529f4c494c.jpg" title="\frac{B}{2A}+3=2"/></p><p>Lo que hacemos es:</p><p></p><p><strong>Pasamos el 3 del otro lado del "=", recuerda que se la cambia el signo</strong></p><p><strong></strong><img align="absmiddle" alt="\frac{B}{2A}=2-3\\\\\frac{B}{2A}}=-1" class="athena_tag_latex_mark" id="TexFormula11" src="https://hw-cdn.snapquiz.net/seahk_3cd7ed0413e78ac15f0f086c6bd38c31.jpg" title="\frac{B}{2A}=2-3\\\\\frac{B}{2A}}=-1"/><strong></strong></p><p><strong>Pasamos la "2A" del otro lado multiplicando:</strong></p><p><strong></strong><img align="absmiddle" alt="B=-1(2A)" class="athena_tag_latex_mark" id="TexFormula12" src="https://hw-cdn.snapquiz.net/seahk_4a0ddb5980ebf23ac08739aac3d8ea80.jpg" title="B=-1(2A)"/><strong></strong></p><p><strong></strong><img align="absmiddle" alt="B=-2A" class="athena_tag_latex_mark" id="TexFormula13" src="https://hw-cdn.snapquiz.net/seahk_bf6e012918f06f66c92cfed5fa25d769.jpg" title="B=-2A"/><strong></strong></p><p><strong>Pasamos el "-2" del otro lado multiplicando:</strong></p><p><strong></strong><img align="absmiddle" alt="\frac{B}{-2} =A" class="athena_tag_latex_mark" id="TexFormula14" src="https://hw-cdn.snapquiz.net/seahk_c008a9666daa4b22947bc561fe220254.jpg" title="\frac{B}{-2} =A"/><strong></strong></p><p><strong></strong><img align="absmiddle" alt="\bf{-\frac{B}{2} =A}" class="athena_tag_latex_mark" id="TexFormula15" src="https://hw-cdn.snapquiz.net/seahk_af64da0bf5319a58aae28513b95c0219.jpg" title="\bf{-\frac{B}{2} =A}"/><strong></strong></p><p> </p></div>