Question

forward video of ki are the roots of quadratic equation 3 X square + 2k X + 27 is equal to zero and equal​

Answer 1

Answer:

k=9

Step-by-step explanation:

a=3 ;b=2k ; c=27

D=b²-4ac

0=(2k)²-4(3)(27)

0=4k²-4(81)

0=4k²-324

324=4k²

324/4=k²

81=k²

k²=9²

Therefore,

k=9