Answer:
20
Step-by-step explanation:
Use the distance formula:

Can u take a picture of it
Answer:
Absolute Value
Step-by-step explanation:
Absolute Value is very useful in finding the distance between two points on the number line. The distance between any two points a and b in the number line is
|a-b| or |b-a|.
Answer:
B)
Step-by-step explanation:
225x^2 - 1=
(15x)^2 - 1^2=(*)
(15x-1)(15x+1)
A^2 - B^2 =(A-B)(A +B)............. (*)