Question

is 78.345 a rational number
Answered by GPT 3.5
Yes, 78.345 is a rational number. A rational number is any number that can be expressed as a fraction of two integers. Since 78.345 can be written as the fraction 78345/1000, it is a rational number.
Answer
what about is 4.82415461...
Answered by GPT 3.5
Yes, 4.82415461... is also a rational number. A rational number can be expressed as a fraction of two integers. If the decimal representation of a number eventually becomes a repeating or terminating decimal, then it can be expressed as a fraction and is considered rational. If there is a pattern or repetition in the decimal representation of 4.82415461..., then it is a rational number. However, without further information about the pattern or repeating nature of the decimal, it is impossible to determine if it is rational.