(3a-7)^2
1. 9a^2-21a-21a+49
2. 3a(3a-7)-7(3a-7)
3. (3a-7)(3a-7)
4. Combine like terms
Answer:
is two more than the row before
Step-by-step explanation:
i hope i help\
Answer:
The answer is don't ask me to explain cuz i can't O.O
but there yea go :3
Step-by-step explanation:
Answer:
1/2 beacuse its each have a possibility tobe land on and the most best answer wpuld be 1/2 i tryed ok
Answer:
I'm 89.73% sure that the answer is 90 degrees
Step-by-step explanation:
because you are on a right angle