Answer:
Final answer is A.
.
Step-by-step explanation:
Given expression is
.


We can factor that by splitting middle term into two parts then do grouping as shown below:



Which correctly matches with choice A.
.
Hence final answer is A.
.
Answer:
21
Step-by-step explanation:
Answer:
I really want to help you but I am really confused with those topics. I am very sorry.
Step-by-step explanation:
The answer would be A 20c/d
Answer:
The numbers on the axis need to follow a repeating pattern
I think it's the last one coz in the graph, 50 jumps to 58 which breaks the repeating rule of 5