Question

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Answer 1

Answer:

D) -3

Step-by-step explanation:

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Answer 2

Answer:

$b) \: k = - 10$

Step-by-step explanation:

$\large p( - 2) = 3( { - 2})^{2} - 4( - 2) + 2k = 0$

$3(4) + 8 + 2k = 0$

$12 + 8 + 2k = 0$

$20 + 2k = 0$

$2k = - 20$

$\large \: k = \frac{ - 20}{2}$

$k = - 10$