Please note that the square root of a negative number is an imaginary number. Many calculators are unable to calculate that.Take the square root of 90 (any calculator can do that). Then attach an "i" at the end of the number, to indicate the imaginary unit.
The square root of -90 is a purely imaginary number and the nearest integer is 0.
round to the nearest whole # after estimating the square root
-8
9
The square root of 18, rounded to the nearest integer, is 4.
13
4.123105626 rounds down to 4
round to the nearest whole # after estimating the square root
7
The answer is 6
-8
9
12 (the square root of 144).
The square root of 18, rounded to the nearest integer, is 4.
The square root of 150 will be between 12 and 13, closer to 12.
The answer is 11
To the nearest integer, they are -316,615,769 and 316,615,769.
3.33333...