Answer:
Step-by-step explanation:
Given that:
Number of books, b α number of children enrolled
b α C
b = kC
Number of books, b = 3 for each child, c = 1 enrolled
Total number of books in class room :
Total number of books = Number of books per child * Number of child)
Total number of books = 3 * Numbe of child
Answer:
Option C 
Step-by-step explanation:
<u><em>Verify each expression</em></u>
case A) we have

In this expression the term of n is 6n
so
has a coefficient of positive 6
case B) we have

In this expression the term of n is -5n
so
has a coefficient of negative 5
case C) we have

In this expression the term of n is n
so
has a coefficient of positive 1
case D) we have

In this expression the term of n is -n
so
has a coefficient of negative 1
Three hundred and eighty nine thousand , four hundred and fifty - seven.........
-- Write a fraction with whole numbers on top and bottom.
or
-- Write down any number, using only digits ... and a fraction bar or decimal point if you need them. If you write down the complete number, it's rational.
Answer:
(40-y)^3
Step-by-step explanation:
Make the unknown y
(40-y)^3