Answer:
A
Step-by-step explanation:
Answer:
ahh pythagoras' theorem, my old nemesis...
Step-by-step explanation:
The answer of this equation is a^n=9(-1/4) (n+ 1)
The answer is 0 is this if i stands for a square root.
The answer is -81 if i is a variable.
Answer:
21: 35
Step-by-step explanation: