For what value of c is the function one-to-one? (1, 2), (2, 3), (3, 5), (4, 7), (5, 11), (6, c)
2
5
11
13

Find the slope of the line below . enter your answer as a fraction or decimal. use a slash mark ( / ) as the fraction bar if necessary

The random variable x represents the number of phone calls an author receives in a day, and it has a poisson distribution with a mean of 8.7 calls. what are the possible values of x

X+ y = 5 ; x - y =3 solve using linear combination