SOLUTION: Please help me write the vertex form of of the equation for the parabola: {{{ y=4x^2-16x+8}}}

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Question 1057634: Please help me write the vertex form of of the equation for the parabola:
Found 2 solutions by josgarithmetic, ikleyn:
Answer by josgarithmetic(39618)   (Show Source): You can put this solution on YOUR website!
How to change quadratic equation from general form into standard form (same as "vertex" form) - video


On yours, you should factorize the right hand side and then complete the square inside the parentheses; but be sure to adjust form this, to undo it correctly OUTSIDE the parentheses.

Answer by ikleyn(52790)   (Show Source): You can put this solution on YOUR website!
.
There are two lessons on this subject written specially for you:
    - HOW TO complete the square to find the vertex of a parabola
    - Briefly on finding the vertex of a parabola

First lesson explains everything in details.
The second lesson is short instruction on how to do it.

Read the lessons and get trained in finding vertex and maximum/minimum of a quadratic function.

Also, you have this free of charge online textbook in ALGEBRA-I in this site
    - ALGEBRA-I - YOUR ONLINE TEXTBOOK.

The referred lessons are the part of this online textbook under the topic "Finding minimum/maximum of quadratic functions".


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