Difference between revisions of "009A Sample Final 2, Problem 7"

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<span class="exam"> Show that the equation <math>x^3+2x-2=0</math> has exactly one real root.
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<span class="exam"> Show that the equation &nbsp;<math style="vertical-align: -2px">x^3+2x-2=0</math>&nbsp; has exactly one real root.
  
 
{| class="mw-collapsible mw-collapsed" style = "text-align:left;"
 
{| class="mw-collapsible mw-collapsed" style = "text-align:left;"

Revision as of 14:49, 6 March 2017

Show that the equation    has exactly one real root.

Foundations:  


Solution:

(a)

Step 1:  
Step 2:  

(b)

Step 1:  
Step 2:  

(c)

Step 1:  
Step 2:  


Final Answer:  
(a)
(b)
(c)

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