Question

9 to 12 question whichever you know please✨✨✨✨✨✨

Answer 1

Answer:

K>6 or K<-6

Step-by-step explanation:

11. D= b^2 -4ac = k^2 - 16for real roots D should be greater than 0

Therefore k^2 -16 >0

Therefore k^2 >16

Therefore k>6 or k<-6

Other questions can also be solved like this