Minimum of sum

Find a positive number that the sum of the number and its inverted value was minimal.

Final Answer:

x =  1

Step-by-step explanation:

f(x) = x + 1/x x>0 f(x) = 1 1/x2 1 1/x2=0 x21=0  x21=0 x1,2=±1=±1 x1=1 x2=1 x=x1=1

Our quadratic equation calculator calculates it.




Help us improve! If you spot a mistake, please let let us know. Thank you!







You need to know the following knowledge to solve this word math problem:

basic operations and conceptsGrade of the word problem

Related math problems and questions: