Question

if one zero of the quadratic polynomial x^2 +3x+k is 2. Then find the value of K. solve it with verification ​

Answer 1

Answer:

k = -10

Step-by-step explanation:

x^2 +3x+k

If one of the zero is 2, then

=> P(2)= 2^2 + 3 x 2 + k = 0

=> 4 + 6 + k = 0

=> k = -10

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