melissabuchanan2017 melissabuchanan2017
  • 29-01-2021
  • Mathematics
contestada

Factor 7w2−175.(1 point)

−7(w−25)

7(w−25)

7(w−5)(w+5)

7(w−5)(w−5)

Respuesta :

devishri1977
devishri1977 devishri1977
  • 29-01-2021

Answer:

7(w + 5)(w -5)

Step-by-step explanation:

a² - b² = (a + b)(a - b)

7w² - 175 = 7w² - 7*25

              = 7(w² - 25)

              = 7(w² - 5²)

              = 7(w + 5)(w -5)

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