Question

find the zero of quadratic polynomial (4 xSquare - 4x-3) and verify the relation between the zeros and coefficients​

Answer 1

d=b2-4ac

=(-4)^2-4(4)(-3)

=16+48

=64

x=-b+-√d/2a

4+-8/2(4)

4+8/8,4-8/8

12/8,-4/8

3/2,-1/2