If one zero of the quadratic polynomial x ^ 2 + kx + 2 is 1, then what is the value of k?

asked Feb 5, 2024 138k views

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2 votes

Answer: -3

Explanation:

by puggin in 1 to the equation, you get 1^2 + k + 2 = 0, which equals 3 + k; to solve, bring 3 to the other side to get k = -3.

Vkatsuba answered Feb 11, 2024

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