(-1)^25 + (-1)^50 – (-1)^20 / 1^0 ?A-1B0C1Dഇവയൊന്നുമല്ലAnswer: A. -1Read Explanation:(-1)^25 = -1 (-1)^50 = 1 (-1)^20 = 1 1^0 = 1 -1+1-1/1=-1Open explanation in App