The steps to derive the quadratic formula are shown below: step 1 ax2 + bx + c = 0 step 2 ax2 + bx = − c step 3 x2 + step 4 x2 + step 5 x2 + step 6 step 7 step 8 x = − step 9 x = which of the following is the first incorrect step? (1 point) step 4 step 6 step 7 step 8
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?
Twenty points. suppose that one doll house uses the 1 inch scale, meaning that 1 inch on the doll house corresponds to 1/2 foot for life-sized objects. if the doll house is 108 inches wide, what is the width of the full-sized house that it's modeled after? in inches and feet