Question

write a quadratic polynomial whose one of the zero is root 5​

Answer 1

Answer:

${x}^{2} - 25$

Step-by-step explanation:

5 and - 5 satisfy the above equation

Answer 2

solution:- One zero say

α

=

5

Product of roots

=

30

Another root be

=

β

We know,

α

⋅

β

=

30

⇒

β

=

30

5

⇒

β

=

6

Polynomial :

(

x

−

α

)

(

x

−

β

)

=

0

⇒

p

(

x

)

:

(

x

−

6

)

(

x

−

5

)

=

0

⇒

p

(

x

)

:

x

2

−

11

x

+

30