Question

alpha beta are zeros of 3 x square - 5 x + 6 = 20 then Alpha square plus beta square equals to​

Answer 1

Step-by-step explanation:

3x^2 -5x +6 = 20

3x^2 -5x -14 = 0

we know that

$\alpha + \beta = \frac{ - b}{a}$

a+ b = 5/3

squaring on both sides

a^2 + b^2 = 25/9

Hope it helps you buddy