If a sequence contains only whole numbers, which of these sequences could include the term 27? an = 2an – 1 an = 2an – 1 + 1 an = 3an – 1 an = an – 1 + 6 an = 3an – 1 + 1

20 ! need which shows a difference of squares? 10y^2-4x^2 16y^2-x^2 8x^2-40x+25 64x^2-48x+9

Two line segments are shown in the figure below. suppose that the length of the line along the x-axis is 6, and the length of the hypotenuse of the triangle is 10. what is the equation of the hypotenuse line (shown in red, below)?

What three-dimensional solid have 6 rectangular faces, 2 equal bases that are not rectangles and 18 edges