add 2 root 5 + 4 root 5 and 4 root 5 -8 root 7
Answers
Answered by
1
Answer:
10√5-8√7
Step-by-step explanation:
=2√5+4√5+4√5-8√7
=6√5+4√5-8√7
=10√5-8√7
Similar questions