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* What should be added to both sides in order to complete the square? x2 + 12x + = 20 + 144 O 36 O 12 O 25​
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* What should be added to both sides in order to complete the square? x2 + 12x + = 20 + 144 O 36 O 12 O 25​

* What should be added to both sides in order to complete the square? x2 + 12x + = 20 + 144 O-example-1
User Rednafi
by
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1 Answer

10 votes

Answer:

36

Explanation:

because half of 12 is 6 and its square is 36

User Sepans
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