Question

if a quadratic equation ax²+bx+c=0
is multiplied by k then find the sum of
roots in new case.​

Answer 1

Answer:

$a {x}^{2} + bx + c = 0 \\ multipied \: k \: to \: both \: side \\ ka {x}^{2} + kbx + kc = k \times 0 = 0 \\ sum \: of \: root \\ = - ( coefficient \: of \: x) \\ = - kb$

Answer 2

Answer:

answer for the given problem is given