RayRay2021 RayRay2021

20-04-2018
Mathematics

contestada

What are the excluded values? -7/x^2-2x-15

0 and 15

3 and -5

-3 and 5

Respuesta :

choixongdong choixongdong

20-04-2018

-7 -7
------------------- = ---------------------
x^2 -2x -15 (x - 5)(x + 3)

x ≠ 5 and x ≠ -3

answer

-3 and 5

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