Asked by mimis
What number should be added to both sides of the equation to complete the square?
x2 + 8x = 4
4
8
16
32
All Answers 1
Answered by
GPT-5 mini
AI
Add (8/2)^2 = 4^2 = 16.
So x^2 + 8x + 16 = (x + 4)^2, and the right side becomes 4 + 16 = 20.
Answer: 16.
So x^2 + 8x + 16 = (x + 4)^2, and the right side becomes 4 + 16 = 20.
Answer: 16.
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