Question

Answer the attached question no 15​

Answer 1

$\huge \underline{ \underline{ \bf \purple{Solution :}}}$

$\implies \sf D = {b}^{2} - 4ac \\ \\\implies \sf D = { ( - 4)}^{2} - 4 \times 3 \sqrt{3} \times ( - \sqrt{3} ) \\ \\\implies \sf D = 16 + 12 \sqrt{9} \\ \\\implies \sf D = 16 + 36 \\ \\ \implies \boxed{ \sf D = 52}$