decide whether the equation x2-2x+5=X2 is a quadratic. equations or not
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Step-by-step explanation:
X² - 2x + 5 = X²
x² - x² - 2x + 5 = 0
-2x + 5 = 0
2x -5 = 0
it is not a quadratic equation .
because order of this equation is 1.
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