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aniked [119]
4 years ago
7

Pls help me do this (atleast one) using quadratic formula​

Mathematics
2 answers:
IRINA_888 [86]4 years ago
7 0

⭐︎✳︎⭐︎✳︎⭐︎✳︎⭐︎✳︎⭐︎✿⭐︎✳︎⭐︎✳︎⭐︎✳︎⭐︎✳︎

Hi my lil bunny!

❀ _____.______❀_______._____ ❀

Let's solve your equation step-by-step.

\frac{x - 1}{x + 1} + \frac{x + 3}{ x - 3} = \frac{2( x+2)}{x - 2}

\frac{x - 1}{ x + 1} + \frac{x + 3}{ x - 3} = \frac{2x + 4}{x - 2}

Multiply all terms by (x+1)(x-3)(x-2) and cancel:

( x- 1 ) ( x - 3 ) (x - 2 ) + ( x + 3) ( x +1 ) ( x - 3) = ( 2x + 4) ( x + 1) ( x - 3)

2x^3 - 4x^2 + 6x - 12 = 2x^3 - 14x - 12 (Simplify both sides of the equation)

2x^3 - 4x^2 + 6x - 12 - 2x^3 = 2x^3 - 14x - 12 ( - 14x - 12) (Subtract 2x^3 from both sides)

-4x^2 + 6x - 12 = -14x -12\\-4x^2 + 6x - 12 - ( -14x - 12) = -14x -12 - (-14x - 12)

                         ↑

(Subtract -14x-12 from both sides)

-4x^2 + 20x = 0\\4x( -x +5) =0   (Factor left side of equation)

4x = 0 or -x + 5 = 0 (Set factors equal to 0)

x = 0 or x = 5

Check answers. (Plug them in to make sure they work.)

x = 0 (Works in original equation)

x = 5 (Works in original equation)

So the answer is = x = 0 or x = 5

❀ _____.______❀_______._____ ❀

Xoxo, , May

⭐︎✳︎⭐︎✳︎⭐︎✳︎⭐︎✳︎⭐︎✿⭐︎✳︎⭐︎✳︎⭐︎✳︎⭐︎✳︎

Hope this helped you.

Could you maybe give brainliest..?

elena-s [515]4 years ago
6 0
<h3>hey ....</h3>

<h3><em>Here</em><em> </em><em>are</em><em> </em><em>your</em><em> </em><em>answers</em><em> </em><em>in</em><em> </em><em>the </em><em>given</em><em> </em><em>att</em><em>achment</em><em>.</em><em> </em><em>Ple</em><em>ase</em><em> </em><em>let</em><em> </em><em>me</em><em> </em><em>kn</em><em>ow</em><em> </em><em>if</em><em> </em><em>ther</em><em>e's</em><em> </em><em>any</em><em> </em><em>err</em><em>or</em><em>.</em><em> </em></h3>

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