Question

Subtract – x2 + y2 + 2xy from 2x² – 3y². (using horizontal method)​

Answer 1

SOLUTION:-

⇒ (2x² - 3y² ) - (-x² + y² + 2xy)

⇒ 2x²-3y²-x²-y²-2xy

⇒ 3x²-4y² - 2xy .

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