How many four digit number can be formed by the number 11 22 33 44?
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Answered by
0
Step-by-step explanation:
1122. 1133 1144. 1111.
2211 2222 2233. 2244
3311. 3322. 3344. 3333
4411. 4422. 4433. 4444
Answered by
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Answer:
if with a repeatition then ans is 8*8*8*8,.if without repeatition then ans is 8*7*6*5
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