Si α es un ángulo en el segundo cuadrante tal que cos α = −8/15 y está en el segundo cuadrante, determine sin 2α, cos 2α y tan 2α

Identify an equation in point slope form for the line perpendicular to y=3x+5 that passes through (4,-1)

The angle of a triangle are given as 6x,(x-3), and (3x+7). find x then find the measures of the angles

The given dot plot represents the average daily temperatures, in degrees fahrenheit, recorded in a town during the first 15 days of september. if the dot plot is converted to a box plot, the first quartile would be drawn at __ , and the third quartile would be drawn at __ link to graph: .