answer of root 45-3 root 20+4 root 5
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Answered by
2
Answer:
√45 - 3√20 + 4√5
= 3√5 - 3 . 2√5 + 4√5
= 3√5 - 6√5 + 4√5
= √5
Answered by
1
Answer:
√5 is your answer.
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