Which of the following is an even function?
f(x) = |x|
f(x) = x2 - 1
f(x) = -34
okx) = 2x

the highest percentage for deaths in construction from highest to lowest is as follows: falls, struck by objects, electrocution, and caught-in/between. these four are collectively known as fatal four.

in the case of falls, the type that is responsible for the overall highest death in the category is falls from roofs.