SOLUTION: Solve the Equation.
(x^3)(9^x) - 9^x =0
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Question 691558: Solve the Equation.
(x^3)(9^x) - 9^x =0
Found 2 solutions by stanbon, MathTherapy:
Answer by stanbon(75887) (Show Source): You can put this solution on YOUR website!
Solve the Equation.
(x^3)(9^x) - 9^x =0
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Factor:
(9^x)[x^3-1] = 0
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9^x = 0 or x^3 -1 = 0
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Note: 9^x cannot be zero
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x^3-1 can be factored to get:
(x-1)(x^2+x+1) = 0
x = 1 or you may find 2 complex
solutions to x^2+x+1 using the Quadratic Formula.
Cheers,
Stan H.
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Answer by MathTherapy(10552) (Show Source): You can put this solution on YOUR website!
Solve the Equation.
(x^3)(9^x) - 9^x =0
----
You can do the check!!
Send comments and “thank-yous” to “D” at MathMadEzy@aol.com
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