Express f(x) = |x-2| +|x+2| in the non-modulus form. hence, sketch the graph of f.

Josephine has a great garden with and area of 2x2 + x - 6 square feet

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.

In a class, there are 12 girls. if the ratio of boys to girls is 5: 4 how many boys are there in the class