Anusha is walking on a hiking trail at a rate of miles in hour. At this rate, how far will Anusha walk in an hour?

The focus of parabola is (-4, -5), and its directrix is y= -1. fill in the missing terms and signs in parabolas equation in standard form

Find the solution(s) to the system of equations. select all that apply y=x^2-1 y=2x-2

Scores on a university exam are normally distributed with a mean of 78 and a standard deviation of 8. the professor teaching the class declares that a score of 70 or higher is required for a grade of at least “c.” using the 68-95-99.7 rule, what percentage of students failed to earn a grade of at least “c”?