Question

. If one zero of the quadratic polynomial x2 + 3x + k is 2 , then the value of k is *
1 point
10
-10
5
-5​

Answer 1

2 is a zero of x²+3x+k.

thus, (2)²+3(2)+k=0

4+6+k= 0

k+10=0

k=−10

$\huge \boxed{ \red{k = - 10}}$

Answer 2

Answer:

k es equal minus ten vo bhi nhi hai na to