Answer:
9
Step-by-step explanation:
9 is the only number that has a whole number square root, 3.
Answer:
so i think it is rst on the right
Answer:
1. -1z-3
2. 4x+2
3. -y+11
4. 7a-22
Step-by-step explanation:
Not too sure about the last one
Answer:
Step-by-step explanation:
In exponent multiplication, if base are same just add the powers.

