radneyj radneyj

11-01-2023
Mathematics

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Factor the expression completely.
x^4-17x^2+72

Respuesta :

aadeshgc23 aadeshgc23

11-01-2023

Step-by-step explanation:

x^4-9x^2-8x^2+72

x^2(x^2-9)-8(x^2-9)

(x^2-8)(x^2-9)

(x^2-8)(x+3)(x-3)

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