Given the arithmetic sequence an = 5 + 2(n − 1), what is the domain for n?

all integers
all integers where n ≥ 0
all integers where n > 1
all integers where n ≥ 1

Fredrick designed an experiment in which he spun a spinner 20 times and recorded the results of each spin

Television sizes are based on the length of the diagonal of the television's rectangular screen. so, for example, a 70-inch television is a television having a diagonal screen length of 70 inches. if a 70 inch television's diagonal forms a 29°angle with the base of the screen, what is the vertical height (1) of the screen to the nearest inch? 70 inhin

Astudent must have an average on five test that is greater than it equal to 80% but less than 90% to receive a final grade of b. devon's greades on the first four test were 78% 62% 91% and 80% what range if grades on the fifth test would give him a b in the course? ( assuming the highest grade is 100%)