What is the constant term in the perfect square that starts with x2-4x

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asked Oct 13, 2021 6.4k views

1 vote

What is the constant term in the perfect square that starts with x2-4x

Mathematics
middle-school

Geofrey asked

by Geofrey

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2 Answers

1 vote

Answer:

Explanation:

Lenita answered Oct 16, 2021

by Lenita

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2 votes

Answer:

add 4

Explanation:

x^2-4x

Take the coefficient of the x term

-4

Divide it by 2

-4/2 =-2

Square it

(-2)^2 = 4

This is what we add to each side

x^2-4x +4 = 4

JordyRitzen answered Oct 19, 2021

by JordyRitzen

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