ss="mclose">)</span><span class="mspace" style="margin-right:0.2222222222222222em;"></span><span class="mbin">+</span><span class="mspace" style="margin-right:0.2222222222222222em;"></span></span><span class="base"><span class="strut" style="height:1.80002em;vertical-align:-0.65002em;"></span><span class="mord"><span class="delimsizing size2">(</span></span><span class="mord coloredeq eqd" style=""><span class="mord" style=""><span class="mord mathnormal coloredeq eqj" style="">A</span></span><span class="m