Question

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

Answer 1

Step-by-step explanation:

${x}^{2} + 3x + k = 0$

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

$= 4 + 6 + k = 0$

$10 + k = 0$

$k = - 10$

Answer 2

Answer:

refer attachment for your answer