From the simplified form of the expression, the third term on expansion is
Given the expression 
- For binomial expansion, the power of 3x will be decreasing while y^3 will be increasing.
On expansion, the resulting expression will be:
Simplify the result to have:
From the simplified form of the expression, the third term on expansion is
Learn more on binomial expansion here: brainly.com/question/13800206
Yes it’s means multiplication.
Given a1 = 90
Common difference = adding
90 + 9 = 99, second term
99 + 9 = 108, third term
And keep doing that
You would get
90, 99, 108, 117, 126, 135
Answer: the distance between the two points in Decimal Form is 9.899
The coefficient of determination is the first one. I'm pretty sure.