The sum of two expressions is (2x2 + y2 –3x +y–6). If one of them is (x2 –2y2 +3y –10), find the other.
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Answer:
x² + 3y² -3x - 2y +4 is the other expression
Step-by-step explanation:
(2 x² + y² - 3x + y - 6) - (x² - 2y² + 3y - 10)
= 2x² - x² + y² + 2y² - 3x + y - 3y - 6 + 10
= x² + 3y² -3x - 2y +4
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