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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?

User Justin Ko
by
7.5k 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
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6.4k points
3 votes
I'm late but the answer is D.36. 
User Sonu Kapoor
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6.7k points