2007-08-04 02:44:30 · 29 answers · asked by n2n 1 in Science & Mathematics ➔ Mathematics
+ or - 9 ...... cuz -9 *-9=81 & 9*9=81
2007-08-04 02:51:46 · answer #1 · answered by angel_glasses 2 · 1⤊ 1⤋
The square root of 81 is 9.
9 x 9= 81
2007-08-04 03:00:40 · answer #2 · answered by Saphira 3 · 0⤊ 1⤋
9
2007-08-04 02:53:49 · answer #3 · answered by Anonymous · 0⤊ 0⤋
9
2007-08-04 02:53:47 · answer #4 · answered by sinyo 2 · 0⤊ 0⤋
2√81 = 9
Answer: 9 as 9 * 9 = 81.
2007-08-07 17:15:16 · answer #5 · answered by Jun Agruda 7 · 2⤊ 0⤋
9
2007-08-04 03:22:41 · answer #6 · answered by pward 2 · 0⤊ 1⤋
9
2007-08-04 03:07:04 · answer #7 · answered by mira 4 · 0⤊ 1⤋
9
2007-08-04 02:55:26 · answer #8 · answered by Anonymous · 0⤊ 1⤋
9
2007-08-04 02:51:29 · answer #9 · answered by rmblnrose311 3 · 0⤊ 1⤋
9 lol
cause 9 x 9 = 81
2007-08-04 02:47:09 · answer #10 · answered by abc 5 · 0⤊ 1⤋
it's 9, because 9^2 = 81
2007-08-04 02:53:12 · answer #11 · answered by highlandcow 2 · 0⤊ 0⤋