rai7aaron rai7aaron

27-12-2021
Mathematics

contestada

What is the missing constant term in the perfect square that starts with x^2+2x?

Respuesta :

jimrgrant1 jimrgrant1

27-12-2021

Answer:

+ 1

Step-by-step explanation:

Given

x² + 2x

Using the method of completing the square

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

= x² + 2(1)x + 1²

= x² + 2x + 1

= (x + 1)² ← perfect square

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