21-7√5+9√5-15-(21+7√5-9√5-15)
I got √5 . Is my answer correct
Answers
Answered by
2
Answer:
.. yes this is a correct answer..
Answered by
1
Step-by-step explanation:
21-7root5+9root5-15-21-7root5+9root5+15
-14root5+18root5
4 root5 OK friend
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