Question

Range of f(x)=x²-1/x²+1​

Answer 1

Step-by-step explanation:

Class IX and X

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Answer 2

Answer:

[1,∞)

Step-by-step explanation:

x=0

f(x)=x

2

+

x

2

+1

1

=0+

0+1

1

=1

When x>0

f(x)>1

When

x<0

f(x)>1

So the range of f(x)=[1,∞)