Question

Find the values of k​

Answer 1

Answer:

K = 13 .

Step-by-step explanation:

(k−12)x 2+2(k−12)x+2=0 should not have real rats

⇒ b 2 <4ac

⇒ [2(k−12)] 2 <4(k−12)(2)

⇒ A(k−12)(k−12)<(k−12)(2)

⇒ (k−12)[k−12−2]<0

⇒ (k−12)(k−14)<0

⇒ k∈(12,14)

But k should be integral value.

⇒ k=13

I hope it's helpful for you .