9th mathematics exercise question with answer, Mathematics

HCF AND LCM – EXERCISE 3.3.1 – Class 9

Find HCF and LCM of the following (i) 9x2y2z3 and 15x3y2z4 Solution: HCF = 3x2y2z3 LCM = 45x3y2z4   (ii) 8x4a2 and 48x3b2 Solution: 8x4a2 = 23 x4 a2 48x3b2 = 24 x 3x3 b2 HCF = 8x2 LCM = 48x4 a2 b4   (iii) 240 and 64x8 Solution: 240 = 22 x 3 x… Continue reading HCF AND LCM – EXERCISE 3.3.1 – Class 9