Question 0102a

Equations and Inequalities
Polynomials

Question

Find the positive real root of the equation
4x4+7x3−8x2−5x−6=0,4 x^4 + 7 x^3 - 8 x^2 - 5 x - 6 = 0,
leaving your answer correct to 3 decimal places.

Attempt

x={x=}

Answer

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