Find the common difference of the arithmetic sequence 13, 9, 5,
2 answers:
You might be interested in
1. 10/12 or 5/6
2. 5/6
3.7 1/12
4. 10 1/6
2. 5/6
3.7 1/12
4. 10 1/6
First, square both sides. This will cancel out the radical.
(a^2 = b + 6)
Then subtract 6 from both sides
b = a^2 - 6
(a^2 = b + 6)
Then subtract 6 from both sides
b = a^2 - 6