Question

Simplify 7(√6×5√6)(5√6−7√6)

Answer 1

Answer:

$7( \sqrt{6} \times 5 \sqrt{6} )(5 \sqrt{6} - 7 \sqrt{6} )$

$7 \times 30 \times - 2 \sqrt{6}$

$210 \times - 2 \sqrt{6}$

$= - 420 \sqrt{6}$