SOLUTION: I am confused when it comes to the different ways of factoring in Algebra 2. I understand algebraic way but when it comes to completing the square, it gets confusing! I have a EOC

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Question 819928: I am confused when it comes to the different ways of factoring in Algebra 2. I understand algebraic way but when it comes to completing the square, it gets confusing! I have a EOC coming up and the topic of factoring and solving is driving me crazy!!!
Found 2 solutions by richwmiller, ewatrrr:
Answer by richwmiller(17219)   (Show Source): You can put this solution on YOUR website!
This is not the place for a lesson. Send me a sample problem and we can work it out together.
Answer by ewatrrr(24785)   (Show Source): You can put this solution on YOUR website!
 
Hi,
completing Square
Find: s =
Then:
y =
for ex:
Find: s =
y = 2x^2 + 20x + 3 s =
y =
y= 2(x + 5)^2 -2(25) + 3

for ex:
y = -2x^2 + 20x + 3 s =
y =
y = -2(x - 5)^2 - (-2)25 + 3
y = -2(x - 5)^2 + 50 + 3
y =
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