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The number of five-digit numbers that co...

The number of five-digit numbers that contain 7 exactly once is a. `(41)(9^3)` b. `(37)(9^3)` c. `(7)(9^4)` d. `(41)(9^4)`

A

`41(9^(3))`

B

`37(9^(3))`

C

`7(9^(4))`

D

`41(9^(4))`

Text Solution

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The correct Answer is:
A
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