1 Answer

Virajkumar Patel · Answer 1 · 2021-10-04T20:15:01+0000

Answer:

D

Explanation:

observe, grouping by gcd not 1

28r² + 35ry – 4xr – 5xy

= 28r² – 4xr + 35ry – 5xy

= 4r(7r – x) + 5y(7r –x)

= (4r + 5y)(7r – x)

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