braxtonvincent braxtonvincent 01-10-2019 Mathematics contestada 18+ • (6, 19.5) • (5, 17.5) • (4, 15.5) • (3, 13.5) • (2, 11.5) 10+ (1.9.5) - 1 2 3 4 5 6 7 8 9 n an=-23+2(n-1) Da,=-2.75 +0.5(n-1) Da, = 9.5+2(n-1) Dan=11+0.5(n-1)