Question

If the roots of the equation bx^2+ cx + a = 0 be imaginary, then for all real values of x, the
expression 3b^2
x
^2
+ 6bcx + 2c2
is :-

(1) Greater than ± 4ab (2) Less than ± 4ab

(3) Greater than 4ab (4) Less than 4ab​

Answer 1

Answer:

for

Step-by-step explanation:

for imaginary roots the value must be less than 4ab