Question

send kef equation has aqual seats
Kx2+7x-12 =0​

Answer 1

Step-by-step explanation:

use

D=0

$b ^{2} - ac = 0 \\ ( - 7) ^{2} - 4(k)( - 12) = 0 \\ 49 + 48k = 0 \\ k = - 49 \div 48$

mark me brainliest

follow me