Answer :

(i) We have,

2 × 103 = 2 × 10 × 10 × 10

= 2 × 1000

= 2000

(ii) We have,

72 × 22 = 7 × 7 × 2 × 2

= 49 × 4

= 196

(iii) We have,

23 × 5 = 2 × 2 × 2 × 5

= 8 × 5

= 40

(iv) We have,

3 × 44 = 3 × 4 × 4 × 4 × 4

= 3 × 256

= 768

(v) We have,

0 × 102 = 0 × 10 × 10

= 0 × 100

= 0

(vi) We have,

52 × 33 = 5 × 5 × 3 × 3 × 3

= 25 × 27

= 675

(vii) We have,

24 × 32 = 2 × 2 × 2 × 2 × 3 × 3

= 16 × 9

= 144

(viii) We have,

32 × 104 = 3 × 3 × 10 × 10 × 10 × 10

= 9 × 10000

= 90000

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