3 years ago

Please solve the following Factor. 9w2-49

Mathematics

1 answer:

romanna [79]3 years ago

5 0

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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