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Complete the equation: x^2 + 10x + _ = (_)^2
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Complete the equation: x^2 + 10x + _ = (_)^2

User Lstat
by
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1 Answer

6 votes

Answer:

(x + 5)²

Explanation:

Given

x² + 10x

To complete the square

add ( half the coefficient of the x- term )² to x² + 10x

x² + 2(5)x + 25

Then

x² + 10x + 25 = (x + 5)²

User Thomas Daugaard
by
3.5k points
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