A particle is moving on the curve x^y=1. As it passes through the point (2,1/4), the xcoordinate is increasing at a rate of 2 units per second. At what rate is the y-coordinate changing at that time?

Sasha drank 8 bottles of water everyday for a week. how many bottles of water did she drink in total?

Agroup of randomly selected apple valley high school students were asked to pick their favorite gym class. the table below shows the results of the survey. there are 528 students at apple valley high school. gym class number of students racquet sports 1 team sports 9 track and field 17 bowling 13 based on the data, what is the most reasonable estimate for the number of students at apple valley high school whose favorite gym class is bowling? choose 1 answer a. 9 b. 13 c. 119 d. 172

For problems 29 - 31 the graph of a quadratic function y=ax^2 + bx + c is shown. tell whether the discriminant of ax^2 + bx + c = 0 is positive, negative, or zero.