The graph shows the total number of hours katrina worked over a 10-day period. during which one-day interval did she work the most hours? from day 1 to day 2 from day 4 to day 5 from day 7 to day 8 from day 9 to day 10

answer: '

the distance between points l and m

step-by-step explanation:

i dont know

step-by-step explanation:

umm. i dont know

b

step-by-step explanation:

i dont know

there is only one way to arrange all the eight relative to each other because they are not distinct. we have

now there are nine places to place an (and not more than one in one place).   because we have four symbols, we need to choose four of these nine places to insert an . order does not matter because the are not distinct.

thus there are 1 · c(9,4) ways, or, if we calculate it,

thus there are 126 ways to form such "words."