Question

one of the roots of the equation x2 + kx - 6 =0 is 3 , and k is constant.?

which of the quantity is larger ?
A. value of k
B. -1

Answer 1

$( \frac{k}{2} )^{2} =-6$
$\frac{ k^{2} }{4} =6$
$k^{2} =24$
k=-4.89
-1 is larger