emiliovel123 emiliovel123

10-02-2019
Mathematics

contestada

What is the missing constant term in the perfect square that starts with x^2+10x?

Respuesta :

jimrgrant1 jimrgrant1

10-02-2019

Answer:

+ 25

Step-by-step explanation:

To complete the square

add ( half the coefficient of the x- term )²

the coefficient of the x- term is 5 and 5² = 25, hence

x² + 10x + 25 = (x + 5)² ← perfect square

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