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What number should be added to the expression x2 + 12x to change it into a perfect square trinomial? a. 12 b. 6 c. 18 d. 36?

What number should be added to the expression x2 + 12x to change it into a perfect square trinomial? a. 12 b. 6 c. 18 d. 36?
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2 votes
What number should be added to the expression x2 + 12x to change it into a perfect square trinomial?

a. 12
b. 6
c. 18
d. 36?

User Justin Ko
by
8.9k points

2 Answers

2 votes

Here is the correct answer. :)

What number should be added to the expression x2 + 12x to change it into a perfect-example-1
User Elliot Hughes
by
8.4k points
3 votes
I'm late but the answer is D.36. 
User Sonu Kapoor
by
8.9k points
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