Respuesta :

seven to the third power is
(7^3)
7 * 7 * 7
this is 
49 * 7
which is 
343


Hope this helps :)
A number "x" to the "y" power is equal to "x" multiplied by itself "y" times.

Thus, then 7 to the 3rd power is equal to 7 multiplied by itself 3 times. 

Thus: 7 x 7 x 7 = 49 x 7 = 343