Classify 10.124124...... As rational or irrational with justification
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46
Here, the decimal form of 10.124124124..... is non-terminating and recurring.
Thus, the number is rational.
It can be represented in p/q form as follows:
Let x = 10.124124... -------(1)
Multiplying 1000 on both sides,
∴1000x =10124.124124... -------(2)
Subtracting (1) from (2)
∴1000x - x = 10124.124124... - 10.124124...
∴999x = 10114
∴x = 10114/999
Thus, p/q form of the given decimal number is 10114/999.
Thus, the number is rational.
Thus, the number is rational.
It can be represented in p/q form as follows:
Let x = 10.124124... -------(1)
Multiplying 1000 on both sides,
∴1000x =10124.124124... -------(2)
Subtracting (1) from (2)
∴1000x - x = 10124.124124... - 10.124124...
∴999x = 10114
∴x = 10114/999
Thus, p/q form of the given decimal number is 10114/999.
Thus, the number is rational.
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Answer:
non- terminating Rational Number
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