1965 AHSME Problems/Problem 7
Using Vieta's formulas, we can write the sum of the roots of any quadratic equation in the form as
, and the product as
.
If and
are the roots, then the sum of the reciprocals of the roots is
.
Applying the formulas, we get , or
=> $\box{a}$ (Error compiling LaTeX. Unknown error_msg).