Asked by Anonymous
x = 2/7 is a root of 49x^3 - 126x^2 + 60x - 8 = 0. Factor the polynomial completely and list all real solutions.
My answer: (x - 2)(7x - 2)^2 = 0 factored, and the solutions are x = 2 and x = 2/7.
My answer: (x - 2)(7x - 2)^2 = 0 factored, and the solutions are x = 2 and x = 2/7.
Answers
Answered by
Steve
looks good to me.
You can always check your answer by typing in the polynomial at wolframalpha.com
You can always check your answer by typing in the polynomial at wolframalpha.com
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