Question

(x+1)²=2(x-3)prove that it is a quadratic equation or not ​

Answer 1

Answer:

${(x + 1)}^{2} = 2(x - 3)$

${x}^{2} + 1 + 2x = 2x - 6$

${x}^{2} + 1 + 6 = 0$

${x}^{2} + 7 = 0$

This equation is in square of x degree I. e, a quadratic equation.