Question

Which of the following does not have a reciprocal ?
a. -1
b. O
c. 1
d. none​

Answer 1

Step-by-step explanation:

Option B should be correct

As -1 can have reciprocal as 1, 1 can have -1 as reciprocal but 0 is a fixed value and will not have its reciprocal.

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Answer 2

Answer:

option a. and c both are correct

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