saidsaid saidsaid

27-04-2016
Mathematics

contestada

simplify.
(5b^2-3b+2)+(2b-4)

a. 6b^4-2
b. 5b^2+5b+6
c. 5b^2-b-2
d. 5b^2-5b-6

Respuesta :

kiev001 kiev001

27-04-2016

(5b^2 - 3b + 2) + (2b - 4)
Just expand out all the brackets
5b^2 - b - 2

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