7.83 repeating rational or irrational?

Repeating decimals are considered rational numbers because they can be represented as a ratio of two integers. The number of 9's in the denominator should be the same as the number of digits in the repeated block. 7.83. Its actual form is 7.83333, which is equal to the rational number which is a rational number.

Step-by-step explanation:

30

step-by-step explanation:

times by times

because linear equations are a lot simpler than quadratics equations, and linear equations formula is a lot easier to memorize. that's why i think they're harder.