Please someone answer. What is the product of a number and its reciprocal? ​

1

Step-by-step explanation:

For example our number is 7

7 can be written as 7/1

the reciprocal is 1/7(interchanging the denominator and numerator)

7/1 * 1/7 = 7x1/1x7 = 7/7 = 1

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-Chetan K

0.02

step-by-step explanation:

time of 9 192 631 770 periods of the radiation corresponding to the transition between the 2 hyperfine levels of the ground state of the caesium 133 atom at 0 k (but other seconds are sometimes used in astronomy)