centerbaseline=false
mml=<math xmlns="http://www.w3.org/1998/Math/MathML"><munder><mi>lim</mi><mrow><mi>x</mi><mo>→</mo><mo>∞</mo></mrow></munder><mfenced><mrow><msqrt><mn>4</mn><msup><mi>x</mi><mn>2</mn></msup><mo>+</mo><mn>8</mn><mi>x</mi></msqrt><mo>-</mo><msqrt><msup><mi>x</mi><mn>2</mn></msup><mo>+</mo><mn>1</mn></msqrt><mo>-</mo><msqrt><msup><mi>x</mi><mn>2</mn></msup><mo>+</mo><mi>x</mi></msqrt></mrow></mfenced><mo>=</mo><mo>.</mo><mo>.</mo><mo>.</mo><mo>.</mo></math>
