madscientist21 madscientist21

12-09-2021
Mathematics

contestada

what is the co-efficient of ab in the equation
[tex](2a - 5b) ^{2} [/tex]

Respuesta :

12-09-2021

Answer:

ans:-20

or, (2a-5b)^2

or, 4a^2 -2*2a*5b+25b^2

or, 4a^2-20ab+25b^2

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