What Are The First And Last Terms Of An Arithmetic Sequence When Is Arithmetic Means Are 35,15 And -5?
What are the first and last terms of an arithmetic sequence when is arithmetic means are 35,15 and -5? Answer: first term 55 last term -25 Step-by-step explanation: first term 55 55 - 20 = 35 second term 35 35 - 20 = 15 third term 15 15 - 20 = -5 fourth terms -5 -5 - 20 = -25 last term 25 d=20 greatest to lowest......