payshencec21 payshencec21

27-05-2018
Mathematics

contestada

please help asap 50 pts

please help asap 50 pts class=

Respuesta :

29-05-2018

[tex]k^2+5kf-50f^2=k^2+10kf-5kf-50f^2\\\\=k(k+10f)-5f(k+10f)=(k+10f)(k-5f)\\\\\boxed{Answer:\ A.\ (k+10f)(k-5f)}[/tex]

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Аноним Аноним

06-11-2018

id go with b honestly

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