24-02-2021
Mathematics

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How do I simplify? x2 – 4 divided by x2 + 5x + 6. When working with Functions

Respuesta :

24-02-2021

Answer:

Step-by-step explanation:

Factor the polynomials.

x^2-4 = (x+2)(x-2)

x^2+5x+6 = (x+3)(x+2)

(x^2-4)/(x^2+5x+6) = (x+2)(x-2)/[(x+3)(x+2)] = (x-2)/(x+3)

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