Question

if alpha and beta are the roots of th equation 2x^2+3x+4=0 then find alpha^2+beta^2​

Answer 1

Answer:

10

Step-by-step explanation:

• sum of zeroes = α+β

-3/2=α+β

• product of zeroes =α*β

4/2=α*β

SO,

=α^2+β^2

=α*β+4αβ

=4/2+4*4/2

=2+8

=2+8

=10