The question can be understood in two different ways.
The answers to both are:
5 x (102) = 500
(5 x 10)2 = 2,500
Chat with our AI personalities
3.05 times 10 to the negative 4 in standard form is: 3.05 x 10-43.05 x 10-4 in standard notation is: 0.000305
8.2 times 10 to the 4 power in standard form is 8.2 x 104The standard notation is: 82,000
7^2 = 49 = 4.9 x 10^1
82,000
20000