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Solve the equation 8x^3+4x^2-18x-9= 0 algebraically for all values of x

Solve the equation 8x^3+4x^2-18x-9= 0 algebraically for all values of x
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Solve the equation 8x^3+4x^2-18x-9= 0 algebraically for all values of x

Solve the equation 8x^3+4x^2-18x-9= 0 algebraically for all values of x-example-1
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User Richnou
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1 Answer

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4x^2(2x+1)-9(2x+1)=0
(4x^2-9)(2x+1)=0
(2x-3)(2x+3)(2x+1)=0
answered
User Ben Schwartz
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8.5k points
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