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Answer» ONG>Answer: 8.ans - 9 cm Step-by-step explanation: 8.ans- area of square = SIDE× side = 3cm × 3 cm= 9 cm 9.ans- LIKE terms= -xy2 ,-4yx2 , 5xy2 , 3yx2 unlike terms= 8x2 , 7x2 |
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