Question

if one root of equation x^2+kx+12 is -3then what is value of k​

Answer 1

Step-by-step explanation:

$\huge\boxed{\fcolorbox{cyan}{grey}{Solution:-}}$

If one of the roots is -3 then it will satisfy its equation.....

${x}^{2} + kx + 12 = 0 \\ put \: x = - 3 \\ 9 - 3k + 12 = 0 \\ 3k = 21 \\ k = 7$

So,

k = 7 is the solution of given equation...

Answer 2

Answer:

Happy Thanksgiving and to a toy shop

Step-by-step explanation:

8 is the best place in the next exam next week