Question

Find the value of k, if the quadratic equation 3

2 − √3 + 4 = 0 has equal roots​

Answer 1

Answer:

Step-by-step explanation:

Roots are equal

⇒ Discriminant=0

⇒b  

2

−4ac=0 where a=3,b=−k  

3

​  

,c=4

⇒(−k  

3

​  

)  

2

−4×3×4=0

⇒3(k  

2

−16)=0

⇒k  

2

−16=0

∴k=4,−4