prazwol1554u prazwol1554u

29-10-2022
Mathematics

contestada

If x= (a+2) and y = (a-2), show that xy = a²-4.

Respuesta :

Medunno13 Medunno13

29-10-2022

[tex]xy=(a+2)(a-2)=a^2-2a+2a-4=a^2-4[/tex]

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