Related Post: 5/2=b-1/4 5 1/2 = B - 12 1/4 (5^-2 A^3 B^-4)^-1 35-43-5-2(b)(1) 35-43-5-2(b)(1)/f6 5-1/2(b-6)=4 5(-b-2)=-4b-9-1 A(4 2) B(6 5) C(1 4) A= 1 2 B= 4 5 6 Then N(a×b)= (3b+5)(2b^3-4b^2+b-1)