Question

Explanation and answer to 9•9•9•9•9•7•7? will it be 9^5×7^2

Answer 1

49

Step-by-step explanation:

(7*9)=63

(7*2)=14

63-14=49

Answer 2

2893401

Step-by-step explanation:

`9*9*9*9*9*7*7`

The above is the same as:

`\begin{gathered} 9^5*7^2 \\ \text{This because 9 is in 5 places and 7 in two places} \\ 9^5*7^2\text{ = 59049}*49 \\ =2893401 \end{gathered}`

Yes, 9*9*9*9*9*7*7 will be 9^5×7^2 .