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4 votes
3 root of 405 simplified

User Mukwux
by
7.0k points

2 Answers

1 vote

\sqrt[n]{a} = b

∛405 = b
∛27 · 15 →Break down 405. What 2 numbers multiply to = 405?
∛27 ∛15
3³ = 27 →r(right side.) What cubed = 27? Answer is 3
→(left side.)15 is not even, so bring it down.
3∛15 → combined

3 · 2.46621207433047
= 7.398636222991409
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Check Answer
7.398636222991409^3 = 405
Simplified...7.4


User Manish Nagar
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8.0k points
1 vote
I believe the answer is 20.1
User Sivvy
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7.0k points