let f(x+1/2)= x^2+1/x^2,x not equal to 0, then f(x)=
Answers
Answered by
1
Answer:
Correct option is
C
x
2
−2
We are given
f(x+
2
1
)=x
2
+
x
2
1
(where x
=0)
=x
2
+
x
2
1
+2−2.
=x
2
+
x
2
1
+2(x
2
)(
x
2
1
)−2.
f(x+
x
1
)=(x+
x
1
)
2
−2
So, simply put x+
x
1
→x
we get f(x)=x
2
−2
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