Asked by Steph
                The sum of a number and its reciprocal is 2 9/10. Find the number.
            
            
        Answers
                    Answered by
            MathMate
            
    Let the number be x.
then
x+1/x=29/10
Solve for x.
The answers are rational fractions.
    
then
x+1/x=29/10
Solve for x.
The answers are rational fractions.
                    Answered by
            Jemah Mae Dala Noble
            
    If you need to answer this, first you need to know the formula...
The "QUADRATIC FORMULA"
For real numbers a, b and c, with a = 0, the solution of the quadratic equation ax^2 + bx + c = 0 is given by the quadratic formula....
x= +
-b _(square root of) b^2 -4ac
_______________________________
2a
        
    
The "QUADRATIC FORMULA"
For real numbers a, b and c, with a = 0, the solution of the quadratic equation ax^2 + bx + c = 0 is given by the quadratic formula....
x= +
-b _(square root of) b^2 -4ac
_______________________________
2a
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