Answer:2a
We add 2 and 3 and we get 5 then we do 4-7=-3. Then we do 5-3=2 and we add a.(we only add all a’s when we multiply)
And the answer is 2a
4^5 = 1024
5^3 = 125
6^2 = 36
4^4 = 256
5^2 = 25
Answer:b
Step-by-step explanation:
17. the answer is b
18. i don't know