15. 15*15 = 225
They are 15 and -15
The square root of 100 = 10 The square root of 225 = 15 The sum = 10 + 15 = 25
11, 13 and 15 respectively.
The two square roots are +70 and -70 .
The square roots of 225 are +15 and -15 .
15. 15*15 = 225
They are 15 and -15
15 and -15
It is 15, -15.
+15 and -15.
The square root of 100 = 10 The square root of 225 = 15 The sum = 10 + 15 = 25
11, 13 and 15 respectively.
It is 15^2 = 225.
The square roots of 4 are -2 and 2.
Because some of them are squares of rational numbers. So their square roots are the rational numbers.Thus if x is rational, then the square roots of x2, which are -x and +x are both rational.
square inches do not have square roots only number have square roots.