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1 vote
Between which two integers does square root 120 fall?

User Eran Medan
by
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1 Answer

6 votes
hmm
let's say r is the square root
lets say
a<r<b
find a and b
if we were to square this (assuming they are all positive)
a²<r²<b
a²<120<b²
find the squares smaller and larger

10²=100
11²=121
100<120<121
10²<120<11²
10<r<11

between 10 and 11
User Steve Ruble
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6.1k points