Equation within a blockquote:
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To improve it, replace the command with this one:
$latex \displaystyle{E_{\rm {rel}}=\sqrt{(m_{0}c^{2})^{2}+(pc)^{2}}}&s=1&bg=EAEFF3&fg=15100c$
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— Me@2023-12-27 12:33:01 PM
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