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Question
Examine whether the equation 5x² -6x + 7 = 2x² – 4x + 5 can be put in the form of a quadratic equation.
Solution
5x² - 6x + 7 = 2x² – 4x + 5
⇒ 5x² - 6x + 7 - 2x2 + 4x - 5 = 0
⇒ 3x2 - 2x + 2 = 0.
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