Does the equation -2x+y=0 a direct variation? if so, identify the constant of variation. not a direct variation(dv) dv; k=1/2 dv; k=0 dv; k=2

Which of the following is the missing term, a2, of the geometric sequence in which a1=2 and a3=200

High schoolmathematics 5 points keith is the leading goal scorer for a team in an ice hockey league. last season, he scored 42 goals in 82 games. assuming he scores goals at a constant rate, what is the slope of the line that represents this relationship if the number of games is along the x-axis and the number of goals is along the y-axis?

Evaluate the discriminant of each equation. tell how many solutions each equation has and whether the solutions are real or imaginary. x^2 - 4x - 5 = 0