Simplify √(45) - 3 √(20) + 4 √(5)
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Answers
Answered by
7
Hope it helps
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Attachments:
Root 45 - 3root20 +4root5
root 5^3^3 - 3 root 2^2^5 +4root 5 (writing factors)
3root5-6root5+4root5 (taking commin factor out!)
7root5 - 6root5
Answered by
3
Step-by-step explanation:
First step : √45 - 3√20 + 4√5
Second: 3√5 -3*2√5 +4√5
Third: 3√5-6√5+4√5
Fourth: (3-6+4)√5
Fifth: (-3+4)√5
Answer= √5
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