Question

If one zero of a quadratic polynomial x2+3x+k is 2,than k=​

Answer 1

Answer:

k = -10

Step-by-step explanation:

p(x) = $x^{2}$ + 3x + k = 0

p(2) = $(2)^{2}$ + 3(2) + k

4 + 6 + k = 0

10 + k = 0

      k = -10

Hope you got your answer! :)