Question

If 1/2 is one of the roots of yhe equation 2x²+kx +3=0 find the value of k​

Answer 1

Answer:

-3/2

Step-by-step explanation:

Since x=2 is a root of the equation

2x  

2

+kx−6=0

2k+2=0

k=−1

Putting k =-1 in the given equation, we get,

2x  

2

−x−6=0

(x−2)(2x+3)=0

x=2,−  

2

3

​

 

Hence, the other root is −  

2

3

​

.