It is: 9^2 = 81
81. 92 = 9 * 9 = 81
It then equals 1/81
92=9x9=81 9 to the second power or 9 squared (92) equals 81.
3 to the power of 4 = 81
± 3 to the fourth power equals 81.
To find what number to the power of 4 equals 81, you can take the fourth root of 81. The fourth root of 81 is 3, since (3^4 = 81). Therefore, the answer is 3.
It is: (81*9*64)+19 = 46,675
34 = 81 so x is 4
3
Three squared to the second power is 81.
Because 9 times 9 equals 81.
9 to the second power :))