Adam bought three laptops for his office at a total cost $1,300. the shopkeeper tried to sell adam some upgrades and accessories that would have doubled the price of the first of the third laptop, increasing the total cost 2,400. adam declined to buy the upgrades and accessories as he had already spent to a lot on the first laptop, in fact $100 more than second and third laptops. what are the original individual prices of the three laptop?

Find the zeros of the function. write the smaller solution first, and the larger solution second f(x)= (x+6)^2-49

Acompany wants to reduce the dimensions of its logo by one fourth to use on business cards. if the area of the original logo is 4 square inches, what is the area of the logo that will be used on the business cards?

At the olympic games, many events have several rounds of competition. one of these events is the men's 100-meter backstroke. the upper dot plot shows the times (in seconds) of the top 8 finishers in the final round of the 2012 olympics. the lower dot plot shows the times of the same 8 swimmers, but in the semifinal round. which pieces of information can be gathered from these dot plots? (remember that lower swim times are faster.) choose all answers that apply: a: the swimmers had faster times on average in the final round. b: the times in the final round vary noticeably more than the times in the semifinal round. c: none of the above.