Question

pls answer it correctly​

Answer 1

Answer:

3/5

Step-by-step explanation:

z²-(k-6)x+(2k+1)

compare it to ax²+bx+c

a=1

b= -(k-6)

c= 2k+1

α+β=-b/a=(k-6)/1=k-6

αβ= -c/a=-(2k+1)/1= -(2k+1)

according to condition

α+β=αβ.(1)

k-6=-(2k+1)

k-6=-2k-1

3k=6-1

3k=5

k=3/5

I think it is helpful for you