Question

simplify (✓9_2✓2)(✓9+2✓2)​

Answer 1

Answer:

1

Step-by-step explanation:

$( \sqrt{9} - 2 \sqrt{2} )( \sqrt{9 } + 2 \sqrt{2} )$

$= {( \sqrt{9)} }^{2} - {(2 \sqrt{2)} }^{2}$

$= 9 - 8$

$= 1$