ADVANCED FUNCTION HOMEWORK HELP?

Find the solutions that satisfy both x^3+x^2-20x<or equal to 0 and x^3-7x^2-11x+6<0

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  • 4 weeks ago

    x^3 + x^2 - 20 x  ≤ 0 & x^3 - 7x^2 - 11x + 6 < 0

    Solutions:7/3 - (41 (1 - i sqrt(3)))/(3 (1/2 (1217 + 9 i sqrt(8943)))^(1/3)) - 1/6 (1 + i sqrt(3)) (1/2 (1217 + 9 i sqrt(8943)))^(1/3) < x  ≤ 4

    x ≤ -5

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