PizzaPooza27 PizzaPooza27

23-03-2021
Mathematics

contestada

write a quadratic equation with a double root of -5

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Mekhala Mekhala

23-03-2021

Answer:

x^2 =5

Step-by-step explanation:

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jimrgrant1 jimrgrant1

23-03-2021

Answer:

x² + 10x + 25 = 0

Step-by-step explanation:

Given that x = - 5 is a root then (x + 5) is a factor

Since it is a double root then (x + 5)² so equation is

(x + 5)² = 0 ← expand factor using FOIL

x² + 10x + 25 = 0

Answer Link

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