plz answer me i marks you in brainlist
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1) (x²+3xy)4x
= 4x³+12x²
2) 9pqr(2p²q - 3q²r)
= 18 p³q²r -27 pq³r
3) 3a²/4 ( 2b²/3 +8ab)
= a²b²/2 + 6a³b
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