That's easy you just need to listen in school to answer it
Answer:
4
Step-by-step explanation:
To find the square of a number, you multiply it by itself. This means √4 * √4 gives the answer. √4 can be simplified to 2 because 2^2 is 4. So, 2 *2 gives the answer, which is 4.
11 is the biggest and the 22
Involving the second and no higher power of an unknown quantity or variable.
