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प्रश्न
State which of the following sentence is a statement. Justify your answer if it is a statement. Write down its truth value.
x2 - y2 = (x + y)(x - y) for all x, y ∈ R.
उत्तर
It is a statement which is true. Hence, it’s truth value is T.
Notes
The answer in the textbook is incorrect.
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