plz plz plz answer my this question plz plz
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aaryandagiya007:
which one bhai
is my answer correct
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Answer:
Step-by-step explanation:
let x-2y=z
∴ 9z² +9z -13z -13
9z(z+1) -13 (z+1)
(z+1) (9z-13)
put z=x-2y
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