Find the difference of the areas of a sector of angle 120° and its corresponding major sector of a circle of radius 21 cm.

Which conjunction is disjunction is equivalent to the given absolute value inequality? |x+2|< 18

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?

Solve for x and y: 217x + 131y = 913; 131x + 217y = 827