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hey mate
here is your answer
here is your answer
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pandu2575:
Y to ignore
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6x - x² = 1
adding x² on both sides,
6x - x² + x² = 1 + x²
6x = x² + 1
divide both sides by x,
6x / x = { x² + 1 } / x
6 = ( x² / x ) + ( 1 / x )
6 = x + 1 / x
splitting 6 in two numbers,
6 = 4 + 2
4 + 2 = x + 1 / x
adding - 2 on both sides,
4 + 2 - 2 = x + 1 / x - 2
4 = ( √x )² + 1 / ( √x ) - 2( √x × 1 / √x )
by using, a² + b² - 2ab = ( a - b )²
4 = ( √x - 1 / √x )²
√4 = √x - 1 / √x
- 2 or 2 = √x - 1 / √x
adding x² on both sides,
6x - x² + x² = 1 + x²
6x = x² + 1
divide both sides by x,
6x / x = { x² + 1 } / x
6 = ( x² / x ) + ( 1 / x )
6 = x + 1 / x
splitting 6 in two numbers,
6 = 4 + 2
4 + 2 = x + 1 / x
adding - 2 on both sides,
4 + 2 - 2 = x + 1 / x - 2
4 = ( √x )² + 1 / ( √x ) - 2( √x × 1 / √x )
by using, a² + b² - 2ab = ( a - b )²
4 = ( √x - 1 / √x )²
√4 = √x - 1 / √x
- 2 or 2 = √x - 1 / √x
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