Show that 1+a+a+a+a = 0. == (b) [2 pt] Prove that r = {1, a, a,...

 

Transcribed Image Text:

Show that 1+a+a+a+a = 0. == (b) [2 pt] Prove that r = {1, a, a, a, a} s.t. x+x=0. Based on that, prove that Vy = {1, a, a, a, a}, it holds that y+y= 0. (c) [1 pt] Prove that 1+a {0, 1, a}. Show that 1+a+a+a+a = 0. == (b) [2 pt] Prove that r = {1, a, a, a, a} s.t. x+x=0. Based on that, prove that Vy = {1, a, a, a, a}, it holds that y+y= 0. (c) [1 pt] Prove that 1+a {0, 1, a}.