Question

21*2mn - 3lm*2n + 41mn*2​

Answer 1

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21²mn+14m²n²

✹Urbanisation is an increase in the number of people living in towns and cities. Urbanisation occurs mainly because people move from rural areas to urban areas and it results in growth in the size of the urban population and the extent of urban areas.

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Answer 2

21*2mn - 3lm*2n + 41mn*2.

42mn-62mn+82mn.

62mn.

HOPE YOU GET THE CORRECT ANSWER.