If α\alphaα and β\betaβ are roots of 2x2−5x+2=02x^2 - 5x + 2 = 02x2−5x+2=0, what is α2+β2\alpha^2 + \beta^2α2+β2?
174\frac{17}{4}417
214\frac{21}{4}421
134\frac{13}{4}413
254\frac{25}{4}425