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5x3−2=x−x2
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Solution
x≈0.75863…
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Solution steps
Solve by:
One step at a time
5x3−2=x−x2
Move x2to the left side
5x3−2+x2=x
Move xto the left side
5x3−2+x2−x=0
Write in the standard form anxn+…+a1x+a0=0
5x3+x2−x−2=0
Find one solution for 5x3+x2−x−2=0 using Newton-Raphson:x≈0.75863…
Apply long division:5x3+x2−x−2x−0.75863…=5x2+4.79319…x+2.63630…
5x2+4.79319…x+2.63630…≈0
Find one solution for 5x2+4.79319…x+2.63630…=0 using Newton-Raphson:No Solution for x∈ℝ