Respuesta :

Answer:

7 squared is 49, 9 cubed is 729 im not sure what the third one is

Step-by-step explanation:

7x7= 49

9x9x9=729

19 with that symbol usually means degrees like temperature

How to Solve 7²

First, you would simplify 7² to 7 times 7.

Then, you would multiply the two numbers, resulting in a solution of 49.

How to Solve 9³

First, you would simplify 9³ to 9 times 9 times 9.

Second, you would multiply 9 times 9 which is 81.

From there, you would multiply 81 by 9 which results in a solution of 729.