The relationship of a sequence can be defined using the following expression: 5n where n represents the position of a term in the sequence.

Find the first three terms of the sequence. Start with n = 1.

5n

Of four points are collinear, they are also coplanar

The fence around a quadrilateral-shaped pasture is 3a^2+15a+9 long. three sides of the fence have the following lengths: 5a, 10a-2, a^2-7. what is the length of the fourth side of the fence?

Okay so i didn't get this problem petro bought 8 tickets to a basketball game he paid a total of $200 write an equation to determine whether each ticket cost $26 or $28 so i didn't get this question so yeahyou have a good day.