Answer:
2
Step-by-step explanation:
not needed
Answer:

Option (C) is correct .
Step-by-step explanation:
As the expression given in the question as follows.

Now rationalize the expression.

Using the formula
a² - b² = (a - b) (a + b)
Using in the above


As i² = -1



Option (C) is correct .
B, because the mid segment is half the length of the third side
Answer:
The answer is -2
Step-by-step explanation:
slope formula is m= (y2 -y1)/(x2-x1)
m=(3-1)/(0-1)=
m=2/-1 =
m=-2