Solve this : 9 . S h o w t h a t : a . 693 + 432 + 412 = 693 + 432 + 412 b . 1112 + 603 + 444 = 1112 + 603 + 444 c . 85 × 30 × 4 = 85 × 30 × 4 d . 63 × 5 × 20 = 63 × 5 × 20 Share with your friends Share 0 Shruti Tyagi answered this Dear Student, a) 693+432+412=693+432+412LHS=693+432+412=1125+412=1537RHS=693+432+412=693+432+412=693+844=1537Hence LHS=RHS⇒693+432+412=693+432+412c) 85×30×4=85×30×4LHS=85×30×4=2550×4=10200RHS=85×30×4=85×120=10200hence LHS=RHS⇒85×30×4=85×30×4 Similarly you can solve the other two parts. Regards, 0 View Full Answer