Not sure where to start on this. It's in chapter covering complete the square. Any help would be great.

Solve for x:

Printable View

- Aug 18th 2012, 05:20 PMnpierceQuadratic Equation
Not sure where to start on this. It's in chapter covering complete the square. Any help would be great.

Solve for x:

- Aug 18th 2012, 06:22 PMjgv115Re: Quadratic Equation
Let

Go from there - Aug 18th 2012, 06:38 PMnpierceRe: Quadratic Equation
Can you explain how you got u^2 ? thank you

- Aug 18th 2012, 07:25 PMjgv115Re: Quadratic Equation
If

Then

Which equals - Aug 18th 2012, 07:39 PMnpierceRe: Quadratic Equation
ok... Here's what i have so far:

or

i dont know how to handle the fraction part at the end.... Thank YOu! - Aug 18th 2012, 08:02 PMWilmerRe: Quadratic Equation
If a^p = b, then a = b^(1/p)

- Aug 18th 2012, 09:34 PMjgv115Re: Quadratic Equation
Yeah adding to what Wilmer said,

If we had for example . To make x the subject, we had square both sides: - Aug 19th 2012, 12:18 PMnpierceRe: Quadratic Equation
- Aug 19th 2012, 12:48 PMWilmerRe: Quadratic Equation