Question

Form a quadratic polynomial whose zeroes are 3 and 4.

Answer 1

Answer:

I need only point sorry sorry

Answer 2

Answer:

Step-by-step explanation:

Correct option is

C

2

x  

2

 

​

−  

2

x

​

−6

Quadratic equation with α and β as roots can be written as

x  

2

−(α+β)+αβ=0

Here, α=−3 and β=4

∴α+β=−3+4=1

and α−β=−3×4=−12

∴ The quadratic equation is

x  

2

−(α+β)x+αβ=0

⇒x  

2

−1x−12=0

⇒  

2

x  

2

 

​

−  

2

x

​

−  

2

12

​

=0

⇒  

2

x  

2

 

​

−  

2

x

​

−6=0

Hence the quadratic polynomial is  

2

x  

2

 

​

−  

2

x

​

−6