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What number should be added to the expression x^2+12x to change it into a perfect square trinomial? 6 12 18 36
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4 votes
What number should be added to the expression x^2+12x to change it into a perfect square trinomial?

6
12
18
36

User Glace
by
6.4k points

2 Answers

1 vote

Answer:

D

Explanation:

The answer is D I took the test on K12

User Sue
by
6.5k points
0 votes
x^2 + 12x + 36 = (x+6)^2

So D is the answer
User ETL
by
5.8k points
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