Evaluate the Geometric series described. a1=3 an=-768 r=-2

it would be great if you could also include the correct formula to use for this problem!

Which of the following values are in the range of the function graphed below? check all that apply ! - will give the answer "brainliest! "

Mrs. avila is buying a wallpaper border to go on all of her kitchen walls. she wants to buy 5 extra feet of wallpaper border than she needs to be sure she has enough. she buys 55.5 feet of the border. the store owner selling the border uses the width of mrs. avila's kitchen to determine that the length of her kitchen must be 14.5 feet.

Which number line correctly shows 0.8 + 0.3?