Math, asked by jameyj2835, 11 months ago

25a2b2-49c2 Factorise it

Answers

Answered by Anonymous
1

25 {a}^{2}  {b}^{2}  - 49 {c}^{2}  \\  =  {(5ab)}^{2}  -  {(7c)}^{2}  \\  = (5ab - 7c)(5ab + 7c)
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