Question

if a and b be the roots of the equation 2x^2-4x-3=0 the value of a^2+b^2 is​

Answer 1

Step-by-step explanation:

Since a and b are the roots of eqn 2x^2-4x-3=0

a+b=2. , ab = -3/2

a^2+b^2= (a+b)^2-2ab

= 2^2-2*-3/2

= 7