Answer:

Step-by-step explanation:
We want to arrange the following numbers on the number line in order from least to greatest.
The numbers are:

Let us convert everything into decimals to get:

Rearranging from least to greatest, we have:

Answer is A
The binomial can be factored using the difference of squares formula a2-b2 = (a+b) (a-b) where a=x and b=9
(X+9) x(x-9)
Answer:
50
Step-by-step explanation: