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26-01-2017
Mathematics

contestada

Which of the following is the reciprocal of:
x^2 - 2x - 8
A.
(x + 2)(x-4)
B.
1/
(x - 8)
C.
1 /
(x + 2)(x - 4)
D.
1 /
(x + 2)

Respuesta :

Аноним Аноним

26-01-2017

x^2 - 2x - 8

= (x-4)(x+2)

reciprocal

= 1
---------------------------
(x-4)(x+2)

answer is C.
1 /
(x + 2)(x - 4)

Answer Link

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