Question

please solve this math problem​

Answer 1

$(3 \sqrt{5} - 2 \sqrt{2} )(4 \sqrt{5} + 3 \sqrt{2} ) \\ = 12 \times 5 + 9 \sqrt{5} \sqrt{2} - 8 \sqrt{2} \sqrt{5} - 6 \times 2 \\ = 60 + 9 \sqrt{10} - 8 \sqrt{10} - 12 \\ = 48 + \sqrt{10}$