pitam9849189115 pitam9849189115

21-06-2022
Mathematics

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if a=x+y and b=x-y show that (a+b)=4x

Respuesta :

surjithayer surjithayer

21-06-2022

Answer:

Step-by-step explanation:

a=x+y

b=x-y

add

a+b=2x

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