What is the the vertex of y=(x−3)2+7x−12?
1 Answer
Feb 29, 2016
Explanation:
You have to combine these variables before you can do any thing else.
Given:
From this point you can 'complete the square' or do a part version of the process.
I am opting for the part process
Write as:
Consider the coefficient of
Apply
'~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
In your case
'~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
Substitute
'~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~