shadowthedemon1 shadowthedemon1

26-03-2021
Mathematics

contestada

Explain What the mistake is and how it should be fixed.
x^2 – 13x – 41 = 4

Step 1: x^2 – 13x – 36 = 0

Step 2: (x – 9)(x+4) = 0

Step 3: x – 9 = 0 x + 4 = 0

Step 4: x = 9 x = - 4

Respuesta :

26-03-2021

Answer:

Step-by-step explanation:

x² - 13x - 41 = 4

Error in Step 1: -41 - 4 = -45, not -36.

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