Which statement best describes the function below? f(x) = 2x2 + 2x2 - 4
O A. It fails the vertical line test.
O B. It is a one-to-one function.
O C. It is a many-to-one function.
O D. It is not a function.

Nick has box brads. he uses 4 brads for the first project. nick let’s b represent the original number of brads and finds that for the second project, the number of brads he uses is 8 more than half the difference of b and 4. write an expression to represent the number of brads he uses for the second project.

12 out of 30 people chose their favourite colour as blue caculate the angle you would use for blue on a pie chart

1/2+1/6-3/4 simplify the given expression leaving the answer in improper fraction form.