mml=<math xmlns="http://www.w3.org/1998/Math/MathML"><mfrac><mrow><mn>4</mn><mo>+</mo><mn>3</mn><msqrt><mn>3</mn></msqrt></mrow><mrow><msqrt><mn>7</mn></msqrt><mo>+</mo><mn>4</mn><msqrt><mn>3</mn></msqrt></mrow></mfrac><mo>=</mo><mi mathvariant="normal">A</mi><mo>+</mo><msqrt><mi mathvariant="normal">B</mi></msqrt></math>