Observe the following pattern
.
1x9- 1=8
21 X9-1=188
321 X9 -1 = 2888
4321 X 9 -1 = 38888
please tell the full solution not only answer I know what the answer is but I want the solution please give. the solution.
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Step-by-step explanation:
There is a DMAS rule in mathematics. So first we multiply then subtract.
21*9=189-1=188
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