The equation and graph of a polynomial are shown below. The graph reaches its maximum when the value of xis -2. What is the y-value of this maximum?
y = -x2.4x - 1

Agiven line has the equation 2x + 12y = −1. what is the equation, in slope-intercept form, of the line that is perpendicular to the given line and passes through the point (0, 9)? y = ( )x + 9

Express the following as a function of a single angle. cos(60) cos(-20) - sin(60) sin(-20)

40) linda was making chocolate truffles for the first day of school. the recipe for 20 chocolate truffles is: i cup of cream 2 cups of dark chocolate she noticed this will not be enough truffles for the 42 sure that all students in each homeroom next year. to be sure that all students receive a truffle, linda must adjust her recipe. a. complete the recipe for 42 truffles cups of cream - cups of dark chocolate work: