blanchardmary934 blanchardmary934

11-05-2022
Mathematics

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Identify the factors of this trinomial
4x²-19x+21

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loneguy loneguy

11-05-2022

[tex]4x^2-19x+21\\\\=4x^2-7x-12x+21\\\\=x(4x-7)-3(4x-7)\\\\=(x-3)(4x-7)[/tex]

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ulakshansubes ulakshansubes

11-05-2022

Answer:

(4x-7) (x-3)

Step-by-step explanation:

[tex]4x {2} - 19x + 21 \\ = 4x {2} - 7x - 12x + 21 \\ = x(4x - 7) - 3(4x - 7) \\ = (4x - 7)(x - 3)[/tex]

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