In which quadrant are the x-coordinate and the y-coordinate of a point both negative?

Select all the correct answers. what is 221,000,000,000,000,000,000 expressed in scientific notation?

Rewrite the following quadratic functions in intercept or factored form. show your work. y = 5x^2 + 10x

Aclothing designer is selecting models to walk the runway for her fashion show. the clothes she designed require each model’s height to be no more than y inches from 5 feet 10 inches, or 70 inches. which graph could be used to determine the possible variance levels that would result in an acceptable height, x?