8/6 + -9/5 ..........................................
2 answers:
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It is given in the question that f is a one-to-one function.
And for a one-to - one function,
If
So we will get
The answer to your question is 15
It is given in the question that f is a one-to-one function.
And for a one-to - one function,
If
So we will get