Plz do no12 anyone Share with your friends Share 0 Abhishek Kumar answered this 0 View Full Answer Tejaswini J answered this Dear student, (3x-1)2-(3x-2)(3x+1) = (3x)2+12-2(3x)(1)- (3x-2)(3x+1) = 9x2+1-6x- (9x2+3x-6x-2) = 9x2+1- 6x-9x2-3x+6x+2 = 3-3x Regards! 2 Neha Thomas answered this Here - (3x-1)2-(3x-2)(3x+1) = (3x)2+12-2(3x)(1)- (3x-2)(3x+1) = 9x2+1-6x- (9x2+3x-6x-2) = 9x2+1- 6x-9x2-3x+6x+2 = 3-3x 0
