Question

If one of the zeros of the polynomial x2+3x+k is 2 then find the value of k​

Answer 1

Answer:

The value of k is -10      

Step-by-step explanation:

Given : Quadratic polynomial  

One of the root is 2

To find : The value of k

Solution :

Let the given quadratic polynomial be  

Given one of the zero of the quadratic polynomial is 2.

Hence f(2) = 0

Put x = 2 in f(x), we get

Therefore, The value of k is -10.

Step-by-step explanation:

Answer 2

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