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Question

Assertion(A): The range of the function x21+x2 is [0,1)

Reason (R) : lf f(x)g(x) then the range of f(x)g(x), g(x)0 is [0,1)

A
Both A and R are true and R is the correct explanation of A
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B
Both A and R are true but R is not correct explanation of A
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C
A is true but R is false
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D
A is false but R is true
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Solution

The correct option is C A is true but R is false
f(x)=x21+x2=111+x2
11+x21 for all x
f(x)[0,1) for all x
Reason is false as f(x) need not have an existing zero. Then f(x)g(x) will not be zero anywhere.

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