Use the discriminant to determine if the equation can be solved by factoring. If the equation can be solved by factoring, then factor it.49k2 + 56k + 16 = 0

A. (49k - 4) = 0
B. Cannot be solved by factoring
C. (7k + 4)(7k - 4) = 0
D. (7k + 4)2 = 0

Answer: D

Mathematics

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C.
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A. ?


B. ?


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D. ?


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