mandoofloress mandoofloress

25-02-2021
Mathematics

contestada

What are the roots of 0=9x^2-49

Respuesta :

ashlynnjones2026 ashlynnjones2026

25-02-2021

7/3 or -7/3

Step-by-step explanation:

Answer Link

Yang100 Yang100

18-05-2021

Answer:

x=-7/3, 7/3.

Step-by-step explanation:

0=9x^2-49

9x^2-49=0

factor

(3x+7)(3x-7)=0

3x+7=0, 3x-7=0

3x=0-7, 3x=-7, x=-7/3

3x=0+7, 3x=7, x=7/3

Answer Link

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