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f(x) = x^3 - 3x^2 + 3 has no rational roots. Use the graphing calculator to...

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kristenmarieb... | Student, Grade 10 | Valedictorian

Posted July 27, 2013 at 4:13 AM via web

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f(x) = x^3 - 3x^2 + 3 has no rational roots.

Use the graphing calculator to approximate the irrational solutions correct to 3 decimals.

If there is more than 1 Real solution, enter them from smallest to largest.

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aruv | High School Teacher | Valedictorian

Posted July 27, 2013 at 7:58 AM (Answer #1)

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Problem is finding the zeros of f(x).

`f(x)=x^3-3x^2+3`

Lets draw its graph

From graph you can conclude that all zeros are real.

x=-.8,1.3,2.4

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