Math Chapter Wise Theory Of Equation And Inequations English MCQ OAVS TGT 2019 Q.The values of a and b so that x4 + x3 + 8x2 + ax + b is divisible by x2 + 1 is equal to: Aa = 1; b = 7 Ba = –1; b = 7 Ca = –1; b = –7 Da = 1; b = –7 Show answer Correct answer: a = 1; b = 7