45
15 is the square root of 225 (15 x 15 = 225).
if x is equal to the square root of 81 then x is ±9 (plus or minus 9)
√5 x √15 = 8.66025404
Square root of 49 = 7... Square root of 9 = 3... 3 x 7 = 21
The square root of 81 is 9. 9 x 9 = 81.
15 is the square root of 225 (15 x 15 = 225).
Yes, the square root of 225 is ± 15 because 15 x 15 = 225 AND -15 x -15 = 225
if x is equal to the square root of 81 then x is ±9 (plus or minus 9)
√2 x √15 = 5.47722558
√5 x √15 = 8.66025404
√7 x √15 = 10.2469508
Square root of (1296) =Square root of (16 x 81)=SQ. root of (16) x Sq. root of (81) =4 x 9 =36
The square root of 60 is also equal to the square root of 15x4 the square root of 4 is 2, and 15 is not a perfect square, so the answer is (square root of 15) x 2
Square root of 49 = 7... Square root of 9 = 3... 3 x 7 = 21
The square root of 81 is 9. 9 x 9 = 81.
Square roots can be positive or negative. 9 x 9 = 81 -9 x -9 = 81 9 is the positive square root of 81.
x2-b = 9 x2 = 9+b Square root both sides: x = the square root of (9+b)