Answer:
a. rational - It can be written as a fraction so it's rational.
b. rational - Simplified it equals to 9, a whole, therefore rational, number.
c. irrational - Even once simplified, it contains a square root, therefore it's irrational.
d. rational - It can be written as a fraction so it's rational.
e. irrational - It cannot be simplified from a square root, therefore it's irrational.
X= 4/5, - 1/4
Hope it helps
The toal of his social security deductions for th year will be 36,112.55. We know this when we do the following procedure: <span>Twelve months in a year x two paychecks a year will give you his annual salary.
Then multiply the annual salary by the percentage of the Social Security deductions which is 6.2%. </span>
The expression that represents the cost of y books is 12y + 3.
Given that,
- The charge for the first copy of the book is $15.
- For each extra copy, the charge is $12.
- Here we assume the number of books be y.
Now based on the above information, the expression should be
= 12y + (15 - 12)
= 12y + 3
Therefore we can conclude that option F is correct.
Learn more: brainly.com/question/13910351
The answer is n= 12. Here's a picture
