$\;{y + 2}/{8y^2 - 10y + 3}$ not defined when the denominator is equal to zero
8y$^2$ - 10y + 3 = 0 using factorization method
8y$^2$ - 6y - 4y + 3 = 0
2y(4y - 3) - 1(4y - 3) = 0
(4y - 3)(2y - 1) = 0
4y - 3 = 0 or 2y - 1 = 0
Hence, y = $\;{3}/{4}$ or $\;{1}/{2}$
