Biquadratic

By introducing a new variable solve biquadratic equation:

3 x **4 -915 x**2 +13872=0 $    $

Result

x1 =  4
x2 =  -4
x3 =  17
x4 =  -17

Solution:

Solution in text x__1 =







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To solve this example are needed these knowledge from mathematics:

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