Kallie wants to invite Ainsley, Alysse, Bre, Becky, and Darla to a movie, but her mom will only allow her to invite two friends. She writes the name of each friend on a piece of paper and places them in a bag. She randomly selects two papers from the bag. What is the probability that the names of the two friends she selects start with the same letter? Show your work.

If x=-3 is the only x-intercept of the graph of a quadratic equation, which statement best discribes the discriminant of the equation?

What is the order of these fractions from least to greatest 2/3 7/10 5/8 65/100

In new york city at the spring equinox there are 12 hours 8 minutes of daylight. the longest and shortest days of the year very by two hours and 53 minutes from the equinox in this year the equinox falls on march 21 in this task you use trigonometric function to model the hours of daylight hours on certain days of the year in new york city a. what is the independent and dependent variables? b. find the amplitude and the period of the function. c. create a trigonometric function that describes the hours of sunlight for each day of the year. d. graph the function you build in part c. e. use the function you build in part c to find out how many fewer daylight hours february 10 will have than march 21. you may look at the calendar.