Question

If one zero of the quadratic polynomial x square plus 3x plus b is 2 then the value of b is ​

Answer 1

Answer:

Step-by-step explanation:

If one zero of quadratic polynomial x 2 3x K is 2 then the value of K is

If one zero of the quadratic polynomial kx2+3x+k is 2 then the value of k is. Solution : x = 2 satisfies ks2+3x+k=. ∴4k+6+k=0⇒5k=-6⇒k=-65.