Answer:
plug n and r into the equation for the answers.
Step-by-step explanation:
Answer:
54 -3n²
Step-by-step explanation:
The square of a number (n) is represented by n². Three times that value is represented by 3n².
The relation "a is subtracted from b" is represented as ...
b - a
When 3n² is subtracted from 54, the appropriate representation is ...
54 -3n²
Answer:
r = 8
Step-by-step explanation:
The common ratio r of a geometric sequence is
r =
=
= ..... = 
Then
r =
=
= 8
Answer:
6:12=1:2
Step-by-step explanation:
as we will cut 6:12 by 6 . please mark me as brainliest and follow me