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प्रश्न
Write the following quadratic equation in standard form ax2 + bx + c = 0 : x (x + 3) = 7
उत्तर
x (x + 3) = 7 [Given]
∴ x2 + 3x = 7
x2 + 3x - 7 = 0
Now it is in the standard form of ax2 + bx + c = 0
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