Question

(2√2 +5√3) (5√3 - 2√2) = ?​

Answer 1

Step-by-step explanation:

$= > {(5 \sqrt{3}) }^{2} - {(2 \sqrt{2} )}^{2} = 75 - 8 = 67$

Answer 2

Answer:

67

Step-by-step explanation:

=

$10 \sqrt{6} - 4 \sqrt{4} + 25 \sqrt{9} - 10 \sqrt{6} \\ 10 \sqrt{6} - 8 + 75 - 10 \sqrt{6} \\ - 8 + 75 \\ 67$