In a two digits natural number, the digits in a unit place is 4 more that of the digits of ten's place.
If the product of the digits is 21, what is the number?
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Answer:
HOPE IT HELPS
Step-by-step explanation:
let the no. on 10 place be x there fore the digit on units place would be 4+x
now x X x+4 = 21
x X x = 21-4
2
X = 17
x = under route of 17
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