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the choice that best answers the questions below.
1. Which of the following equations can be solved easily by completing the square?
a.-2x2 + 4x + 4 = 0
c. x2 - 49 = 0
b. x2 + 6x = 1
d. x2 + 10 = 0
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Answer:
option a is the correct answer minus 2 into 2 + 4 x into 4 is equal to zero
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