the first term of an arithmetic sequence is a b and the second term is a c. What is the explicit formula to find the nth term of the sequence?

The circumference of a circle is 5 pi cm. what is the area of the circle?

What is the quotient of m^6/5 ÷ 5/m^2? assume m does not equal pl

Aretha wanted to gather data about the cost of local bowling leagues in her area. she plotted the data and determined that the average bowling league costs consist of a one-time registration fee and a monthly fee modeled by the equation y = 15x + 20. identify and interpret the y-intercept in this model. the y-intercept is 20. this is the cost per month. the y-intercept is 20. this is the cost of registration. the y-intercept is 15. this is the cost of registration. the y-intercept is 15. this is the cost per month.