Mareloumigueldelacruviz Mareloumigueldelacruviz Math Answered Solve the following: 1) A₁ = 42. An-146, n=14 2) A₁=4, an=22₁ n=10 3) A₁=2, an=122, n=13 4) A₁= 18, an=-102, n = 13 5) 7+9+11+13, n=10 6) 10 + 12 +14+16_, N=11 7.) 20 +30 +40 +50 .n=15