We have
(i) 32 × 104 = 9 × 10000 = 90000 [since 32 = 3 × 3 = 9 and 104 = 10 × 10 × 10 × 10 = 10000]
(ii) 24 × 32 = 16 × 9 = 144 [since 24 = 2 × 2 × 2 × 2 = 16 and 32 = 3 × 3 = 9]
(iii) 52 × 34 = 25 × 81 = 2025 [since 52 = 5 × 5 = 25 and 34 = 3 × 3 × 3 × 3 = 81]