iqraali iqraali

02-01-2021
Mathematics

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7xy2-343x
factorize the expression

Respuesta :

Hrishii Hrishii

02-01-2021

Answer:

7x(y - 7)(y + 7)

Step-by-step explanation:

[tex]7x {y}^{2} - 343x \\ \\ = 7x( {y}^{2} - 49) \\ \\ = 7x ( {y}^{2} - {7}^{2} ) \\ \\ = 7x(y - 7)(y + 7)[/tex]

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