A bag of marbles has 10 rainbow marbles, 12 blue marbles, and 8 purple marbles. What is the
probability that Lisa will select a rainbow marble, put it back, and then select a rainbow marble
again? (Write your answer as a simplified fraction using a slash /)

1/3

Step-by-step explanation:

add them all up

equals 30

10 rainbow

10/30

simplify it

part d

step-by-step explanation:

theresa talked her parents into getting sd cards for her phone and her brother’s phone. inserting an sd card into a phone gives it more storage. they both get 8-gigabyte sd cards. how many bits of storage come with each sd card? type your answer in both scientific and standard notation.

(1, –1), (16, –4), (36, –6)

step-by-step explanation:

given that the function is

this can also be written as

we have to graph this function and check which list of points lie on the graph

see attachment for graph:

we find that the points lying are (1,-1) (16,-4) and (36,-6)

since square root is there we find that x can only be posiitve but y can be since square root both positive and negative.