15
15*15=225
True! Apex =)
sqrt(15) + sqrt(25) = 5 + sqrt(15) = 8.873 (using principal roots only).
You are looking for the square root of 225 which is 15. (15x15=225)
The square root of 225 is 15. This is because the square root of a number is a value that, when multiplied by itself, gives the original number. In this case, 15 multiplied by 15 equals 225. Therefore, the square root of 225 is 15.
4.7916427e+21
25x (square) plus 40 plus 15 equals 680.
It is irrational
15
15*15=225
True! Apex =)
x = 3
sqrt(15) + sqrt(25) = 5 + sqrt(15) = 8.873 (using principal roots only).
x²+2x-15=0 x1=-2/2 - Square root of ((2/2)²+15) x1=-1-4 x1=-5 x2=-2/2 + Square root of ((2/2)²+15) x2=-1+4 x2=3
15
Two times the square root of 15 is the square root of 60. This is not a perfect square so we can only approximate it. It is about 7.75. Numbers such as 2 times the square root of 15 are known as irrational numbers since they cannot be written as a ratio or fraction.