quintamesode quintamesode

10-04-2020
Mathematics

contestada

Please solve the following Factor. 9w2-49

Respuesta :

jimrgrant1 jimrgrant1

10-04-2020

Answer:

(3w - 7)(3w + 7)

Step-by-step explanation:

The expression is a difference of squares and factors in general as

a² - b² = (a - b)(a + b)

Thus

9w² - 49

= (3w)² - 7²

= (3w - 7)(3w + 7)

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