ScoobyDoo92930 ScoobyDoo92930

28-10-2021
Mathematics

contestada

Express (x + 2)² + 9 = 0 in standard form

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jadekaty jadekaty

28-10-2021

Formula = (a + b)^2 = a^2 + 2ab + b^2

x^2 + 4x + 4 + 9 = 0
x^2 + 4x + 13 = 0

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23bchestnut 23bchestnut

28-10-2021

Answer:

x^2+4x+13=0

Step-by-step explanation:

I'm 100% certain this is right. Have a good day/night wherever you are! :D

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