PLEASE ANSWER WILL MARK BRAINIEST IF CORRECT :)
1. What is the set of solutions for the following problems: Find all even integers divisible by 5.

The set of elements is { where where n∈ }

2. Find the following sets if ℤ is the universal set:

The graph shows the distance y, in inches, a pendulum moves to the right (positive displacement) and to the left (negative displacement), for a given number of seconds x. how many seconds are required for the pendulum to move from its resting position and return? enter your answer in the box.

Bradley hikes 12 miles in 3 hours. in relation to bradley’s hike, which statement describes the expression

Can someone me with #s 8, 9, and 11. with just one of the three also works. prove using only trig identities.