Armyhelps Armyhelps

20-08-2020
Mathematics

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For which function is f(-x) = f(x)?
(A) f(x) = sqaure root x
(B) f(x) = 2x
(C) f(x) = x2
(D) f(x) = x2
(E) f(x) = 2^x

Respuesta :

Hrishii Hrishii

20-08-2020

Answer:

C and D are same options

(D)[tex] f(x) = x^2 [/tex]

Step-by-step explanation:

[tex]f(x) = {x}^{2} \\ plug \: x = - x \\ f( - x) = {( - x)}^{2} = {x}^{2} \\ f( - x) = f(x)[/tex]

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