Mistakes give rise to a problem!

Algebra Level 2

If we mistakenly add numerator and denominators, we would think:

1a+1b=2a+b.\Large \dfrac{1}{a} + \dfrac{1}{b}=\dfrac{2}{a+b}.

How many ordered pairs (a.b)(a.b) in the interval 10a,b10-10\leq a,b \leq 10 such that they satisfy the equation above.

×

Problem Loading...

Note Loading...

Set Loading...