+0  
 
+1
455
1
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please help.

 Dec 10, 2020

Best Answer 

 #1
avatar
+1

If   2x - x^2 is negative , the result would be an imaginary number

 

so     2x-x^2 >= 0

         x(2-x) >= 0     for this to be true ....both must be >= 0

          x >= 0    and    2-x >=0

                                   2 >= x

 

0<= x <= 2

 Dec 10, 2020
 #1
avatar
+1
Best Answer

If   2x - x^2 is negative , the result would be an imaginary number

 

so     2x-x^2 >= 0

         x(2-x) >= 0     for this to be true ....both must be >= 0

          x >= 0    and    2-x >=0

                                   2 >= x

 

0<= x <= 2

Guest Dec 10, 2020

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