Asocial scientist conducts a study with 10 subjects. in which situations is a permutation necessary to determine the number of possible outcomes ?
select all that apply
a) schedule interviews for all 10 subjects
b) invite 3 subjects to participate in a repeat study
c) select 3 out of 6 sandwiches and 2 out of 4 desserts for the subjects lunches
d) create a seating chart for 10 subjects around a table
e) administer a survey to 6 of the subjects

The number of fish in a lake can be modeled by the exponential regression equation y=14.08 x 2.08^x where x represents the year

Guys i need ! graded assignment grade 8 checkpoint 2, part 2 answer the questions below. when you are finished, submit this assignment to your teacher by the due date for full credit. total score: of 9 points (score for question 1: of 4 points) 1. the cost of renting a car for a day is $0.50 per mile plus a $15 flat fee. (a) write an equation to represent this relationship. let x be the number of miles driven and y be the total cost for the day. (b) what does the graph of this equation form on a coordinate plane? explain. (c) what is the slope and the y-intercept of the graph of the relationship? explain.

Which of the following expressions cannot be simplified to x – 2?