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

What should be added to both sides in order to complete the squar x2 + 12x + = 20 + 144 36 O-example-1
User Vidish Purohit
by
8.4k points

1 Answer

8 votes

Answer:

36

Explanation:

because half of 12 is 6 and its square is 36

User Sebastian L
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