Period of y=2tan (2x+90) -1

The perimeter of a square is80-64y units. which expression can be used to show the side length of one side of the square?

Which expression is equivalent to -5(3x - 6/7)

List x1, x2, x3, x4 where xi is the midpoint endpoint of the five equal intervals used to estimate the area under the curve of f(x) between x = 0 and x = 10.