I need step step explain guys then I mark you as branilist answer guys
Attachments:

Answers
Answered by
1
Step-by-step explanation:
substitute the value of root 2 to the equation, and then simplify it.
Attachments:

Answered by
1
Answer:
Hope it helps
Similar questions
Social Sciences,
3 months ago
Chemistry,
3 months ago
English,
11 months ago
Math,
11 months ago
Biology,
11 months ago