An element with a mass of 600 grams decays by 27.8% per minute. To the nearest tenth of a minute, how long will it be until there are 2 grams of the element
remaining?

Write an equation of the line that passes through the point (2, 3) and is perpendicular to the line x = -1. a) y = 1 b) y = 3 c) y = 0 eliminate d) y = -3

Given the following linear function sketch the graph of the function and find the domain and range. ƒ(x) = -5x + 4

Find the equation of the ellipse with the following properties. the ellipse with foci at (0, 6) and (0, -6); y-intercepts (0, 8) and (0, -8).edit: the answer is x^2 over 28 + y^2 over 64 = 1