Answer:
point slope form.
Step-by-step explanation:
this is different from slope intercept form. use these when dealing with cartesian graphs using slope and points along x, y
Answer:
Factoring
Step-by-step explanation:
To solve the equation
, you must apply the factoring method.
You must find two real numbers b and c such that:

and

Then the expression:

You can prove that:

So


or 
or 
I think this is the answer ( −∞,∞)
Answer:
9
Step-by-step explanation: