Answer:
81(x + 2y)(x - 2y)
Step-by-step explanation:

Answer: a. 55
Step-by-step explanation:
The formula to find the geometeric mean between two numbers a and b is given by :-

The given numbers are : 275 and 11
The geometric mean of 275 and 11 is given by :-

Hence, the geometric mean of 275 and 11 is 55.
So , the correct option is a. 55 .
Answer:
The 12th term in the sequence is 22
Answer:
decrease 3%
Step-by-step explanation:
sana makatulongggg