If a1
4 and an
(an 1)2 + 3 then find the value of a3.

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

What is not true about kl and mn? what is mn? (show your work)

Awoman has 14 different shirts: 10 white shirts and 4 red shirts. if she randomly chooses 2 shirts to take with her on vacation, then what is the probability that she will choose two white shirts? show your answer in fraction and percent, round to the nearest whole percent.