8. Which of the following is NOT a polynomial? a. 9x ^ 2
b. 4x+ underline 3
c. 5x + 2y - 3z
d. 3

nonsense=report

Solve this system of equations. 12x − 18y = 27 4x − 6y = 10

Sample response: if the graph passes the horizontaline test, then the function is one to one. functions that are one to one have inverses that a therefore, the inverse is a hinction compare your response to the sample response above. what did you include in your explanation? a reference to the horizontal-line test d a statement that the function is one-to-one the conclusion that the inverse is a function done

Aclassroom is made up of 11 boys and 14 girls. the teacher has four main classroom responsibilities that she wants to hand out to four different students (one for each of the four students). if the teacher chooses 4 of the students at random, then what is the probability that the four students chosen to complete the responsibilities will be all boys?