$x^{2}-9x-10=0$
If $\alpha$ and $\beta$ are the zeros of the polynomial $2x^2+3x^2+5$, then find value of $\dfrac{{\alpha + \beta }}{{\alpha \beta }}$.
Find the zeros of  polynomial  $x^2-9x+14$
If $\alpha$ and $\beta$ are the zeros of the quadratic polynomial $25\;{x^2} + 25x + 5$, then find the value of $\dfrac{1}{{{\alpha ^2}}} + \dfrac{1}{{{\beta ^2}}}.$
Solve: $9x^2+6x+1=0$