I really need help. Can someone help me with making a linear, quadratic and exponential models. All models need to include the regression line, regression equation and the coefficient of determination.

Players on the school soccer team are selling candles to raise money for an upcoming trip. each player has 24 candles to sell. if a player sells 4 candles a profit of$30 is made. if he sells 12 candles a profit of $70 is made

Simplify (1/2)4th power a. (1/16) b.(1/8) c.(1/4)

Aline passes through 3,7 and 6,9 what equation represents the line