Question

simplify the following expression (root 8 minus root 2) (root 8 + root 2 )​

Answer 1

Step-by-step explanation:

$( \sqrt{8} - \sqrt{2} )( \sqrt{8} + \sqrt{2} )$

$= ( { \sqrt{8}) }^{2} - ( { \sqrt{2}) }^{2}$

$= 8 - 2$

$= 6$

Answer 2

Answer:

6

Step-by-step explanation:

(√8-√2)(√8+√2)=(√8)^2 - (√2)^2

=8-2=6