If the roots of the eqn b(x^2)+cx+a=0 be imaginary, then for all real values of x,the expression 3(b^2)x^2+6bcx+2c^2 is: (a) greater than 4ab (b) less than 4ab (c) greater than -4ab (d) less than -4ab
If the roots of the eqn b(x^2)+cx+a=0 be imaginary, then for all real values of x,the expression 3(b^2)x^2+6bcx+2c^2 is: (a) greater than 4ab (b) less than 4ab (c) greater than -4ab (d) less than -4ab
SKS , 11 Years ago
Grade 12th pass
