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Grade: 12

                        

Check whether the following are quadratic equations: (i) (x + 1)^2 = 2(x – 3)

Check whether the following are quadratic equations: (i) (x + 1)^2 = 2(x – 3)

3 months ago

Answers : (1)

Anand Kumar Pandey
askIITians Faculty
2983 Points
							Dear Student

Given,
(x + 1)^2 = 2(x – 3)
By using the formula for (a+b)^2= a^2+2ab+b^2
⇒ x^2 + 2x + 1 = 2x – 6
⇒ x^2 + 7 = 0
Since the above equation is in the form of ax2 + bx + c = 0.
Therefore, the given equation is quadratic equation.

Thanks
3 months ago
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