Question 42
In the following question, fill in the blanks to make the statements true.
By multiplying (10)5 by (10)−10, we get
Using law of exponents,
(a)m×(a)n=(a)m+n
Similarly,(10)5×(10)−10=(10)5+(−10)
=(10)5−10
=(10)−5
Hence,
(10)5×(10)−10=(10)−5