Question 62
In the following question, fill in the blanks to make the statements true.
By solving (60−70)×(60+70), we get ___ .
Using law of exponentsa0=1 ∴(60−70)×(60+70)=(1−1)×(1+1)=0×2=0 Hence (60−70)×(60+70)=0
Question 42
By multiplying (10)5 by (10)−10, we get ___
Question 51
By multiplying (53)4 by ___ we get 54.
Question 58
On dividing 85 by ___ we get 8.
Question 70
Fill in the blanks to make the statement true.
(−69)÷69= ___
Question 59
On multiplying ___ by 2−5, we get 25.