Given that the 10th term of an AP is 45 and that the sum of the first 10 terms is 270 find
a) The first term
b) The common difference
c) The sum of the first 15 terms

Asystem of linear equations contains two equations with the same slope. select all of the correct statements. i a. the system may have two solutions. - b. the system may have infinitely many solutions. c. the system may have one solution. o d. the system may have no solution. submit