1.
2 answers:
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Answer:
$17.28
Step-by-step explanation:
20% of $86.40
= × $86.40
= 0.2 × $86.40
= $17.28 ← commission
Answer:
The rational numbers are and the irrational functions are
.
Step-by-step explanation:
A rational number can be expressed in the form of , where p and q are integers and q is not equal to 0. For example
.
An irrational function can not be expressed in the form of , where p and q are integers and q is not equal to 0. For example
.
If any number is multiplied by a irrational number then the resultant number is an irrational number.
By the above definition we can conclude that:
The number is a rational number.
Therefore is an irrational number.
Therefore 6.25 is a rational number.
Therefore 0.01045 is a rational number.
The number is a rational number.
The number is an irrational number.
Therefore is an irrational number. The numbers with recursive bar are always rational numbers.
