factorise 4(3x+2)square + 12(3x +2) +9
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(6x+7)² is the answer
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consider 3x + 2 as t
Equation becomes 4t^2 + 12t + 9
(2t)^2 + 2×2t×3 + 3^2
in the form of a^2 + b^2 + 2ab
therefore it can be written as (2t+3)^2
Hope it helps ;-)
marcusdemantes2002:
You can substitute t = 3x + 2 and get the correct answer.
t ka value put karo
answer kya aata h dekho
this is not a brilliant ans
opinions are relative
not subjective
ok
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