Mathematics, 21.06.2019 14:10, emmaccanttlon

# Plzzz plzz maths ! quadratic sequences =an^2+bn 1) 1,6,15,28,45 2)5,18,39,68,105 3) 1,8,21,40,65 4) 7,24,51,88,135 5) -1,2,9,20,35

Answers: 3

Mathematics, 21.06.2019 18:30, rachel2735

Can someone check if i did this right since i really want to make sure it’s correct. if you do you so much

Answers: 1

Plzzz plzz maths ! quadratic sequences =an^2+bn 1) 1,6,15,28,45 2)5,18,39,68,105 3) 1,8,21,40,65 4...