Math, asked by chikkasharma412, 3 months ago

if f(x)=x-7 then
Find the value of f(x)-f(-x).

Answers

Answered by ns2132500
5

Answer:

f(x)= x-7 and f(-x)= -x -7

Step-by-step explanation:

f(x) - f(-x) = x-7-(-x-7)

= x-7+x+7

= 2x

Hope it helps.

Answered by pxrth4805
2

Answer:

0

Step-by-step explanation:

x=-7

Therefore,

f(x)-f(x)

=f(-7)-f(-7)

=(-7f)-(-7f)

=-7f+7f

=0

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