solve the followig quadratic equation 1/x+5=1/x2
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Quadratic equation 1/x + 5 = 1/x^2 is given
Step-by-step explanation:
From given, we have a quadratic equation:
1/x + 5 = 1/x^2
First, we need to reduce the given equation in standard form.
multiply both sides by x², we get,
x² × 1/x + x² × 5 = x² × 1/x^2
x + 5x² = 1
5x² + x - 1 = 0
Now, the given equation is in standard form
where, a = 5, b = 1 and c = -1
- we use the below formula to find the roots of a quadratic equation.
- x = - b ± √ b² - 4 ac ÷ 2a
x = [ -1 ± √ (1² - 4 × 5 × (-1) ] / [ 2 × 5 ]
x = [ -1 ± √21 ] / 10
Therefore, x = (-1 + √21)/10 , x = (-1 - √21)/10
hope it help
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