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.

This is so hard and it’s for a test

The marked price of an article is 25% above its selling price and the cost price is 30% less than its marked price . find the discount percent and gain percent. only a brainlest can solve it i will mark you brainlest

Describe a situation that you could represent with the inequality x< 17