Question

the function f is defined on the real numbers by f(x)=2+x-x2, what is the value of f(2)
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Answer 1

Answer:

f (x)=2+x-x^2

f (2)=2+2-2^2

=4-4

=0

Answer 2

Answer:

0

Step-by-step explanation:

if

2=2+2-2^

then X=2+x-x^