a bag contains 4 red marbles 3 blue marbles 2 yellow Marbles and 1 green marble in Marble is drawn from the bag without replacement then a second marble is drawn then what is the probability that both marbles are yellow​

Astudent was asked to find the square of 7x+3. the student quickly wrote (7x+3)^3= 49x^2+9. identify the student's error and provide the correct answer.

Ineed to know how to write question one in mathematical terms

At the beginning of a call to the cable company, a message tells customers, "after you finish talking to our customer service representative, you will be asked to take a five-question survey about the level of service you recieved. it would be appreciated if you could stay on the line to answer the survey questions." what type of sampling is the cable company using?