SOLUTION: X to the third power -3x equal 45
Algebra.Com
Question 758209: X to the third power -3x equal 45
Found 2 solutions by stanbon, Alan3354:
Answer by stanbon(75887) (Show Source): You can put this solution on YOUR website!
X to the third power -3x equal 45
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x^3 - 3x = 45
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x^3 - 3x - 45 = 0
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One Real zero at x = 3.8375
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Cheers,
Stan H.
Answer by Alan3354(69443) (Show Source): You can put this solution on YOUR website!
X to the third power -3x equal 45
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Use ^ (Shift 6) for exponents.
x^3 - 3x = 45
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x =~ +8.37386354243376
x =~ -5.37386354243376
Using graphs
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The 3rd root is complex
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