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प्रश्न
Which of the following are quadratic equation:
(2x - 3) (x + 5) = 2 - 3x
योग
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उत्तर
Given equation
(2x - 3) (x + 5) = 2 - 3x
⇒ 2x2 + 10 x - 3x - 15 - 2 + 3x = 0
⇒ 2x2 + 10x - 17 = 10
It is quadratic equation.
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