Knockout NEET May 2021 (One Month)
An exhaustive E-learning program for the complete preparation of NEET..
Q11. Fill in the blanks.
(i) Zero has ________ reciprocal.
(ii) The numbers ________ and ________ are their own reciprocals.
(iii) The reciprocal of – 5 is ________.
(iv) Reciprocal of , where x ≠ 0 is ________.
(v) The product of two rational numbers is always a _______.
(vi) The reciprocal of a positive rational number is ________.
An exhaustive E-learning program for the complete preparation of NEET..
Master Maths with "Foundation course for class 10th" -AI Enabled Personalized Coaching -200+ Video lectures -Chapter-wise tests.
An exhaustive E-learning program for the complete preparation of JEE Main..
An exhaustive E-learning program for the complete preparation of NEET..
An exhaustive E-learning program for the complete preparation of JEE Main..
(i) Zero has no reciprocal as it's reciprocal is not defined.
(ii) The numbers 1 and -1 are their own reciprocals as
and 
(iii)
. We know that reciprocal of A is
.
(iv) Since
.
(v) rational number. We know that if p and q are 2 rational numbers then pq is also a rational number.
(vi) Positive. Since reciprocal of A is
, now if A is positive then reciprocal is also positive.