Which of the following sets is equal to {1, 2, 3, ...)? {x| xER, x>1}
{x|xER, x> or equal to 1}
{x|xEN, x> or equal to 1}

When turned about its axis of rotation, which shape could have created this three-dimensional object?

What is the explicit formula for this sequence? -7, -4, -1, 2, a.) an = 8 + (b - 1)3 b.) an = -7 + (n - 1)3 c.) an = 3 + (n -1) (-7) d.) an = -7 + (n - )

Choose the more precise measurement. 26.4 cm or 8.39 cm