7 to the second power = 49 In numeral form it looks like this: 72
7-2 is approximately = 0.02040816
The result is 117,649
49
72 = 7 x 7 = 49
7-2 = 1/49
The number 7 raised to the 2nd power (or squared) equals 49.
15.86
An equation.
2u2(17u2 + 7)
(7/5)^2 = 49/25
The answer to -7^2 = +49. Remember, a negative times a negative is a positive as in this case.
72 = 49 = 4.9*101
35x2-44x-7 = (7x+1)(5x-7) when factored