Question

factotize x^2+√3x-18by middle tearm splitting​

Answer 1

${x}^{2} + \sqrt{3} x - 18 \\ = x {}^{2} + 3 \sqrt{3} x - 2 \sqrt{3} x - 18 \\ = x(x + 3 \sqrt{3} ) - 2 \sqrt{3} (x + 3 \sqrt{3} ) \\ = (x + 3 \sqrt{3} )(x - 2 \sqrt{3} )$