Which of the following is not a quadratic equation?

I.(x-2)^ +1=2x-3

ii.x(x+1)+8=(x+2)(x-2)

iii .

2 thoughts on “Which of the following is not a quadratic equation?<br /><br />I.(x-2)^ +1=2x-3<br /><br />ii.x(x+1)+8=(x+2)(x-2)<br /><br />iii .”

1. Answer:

   1

   Step-by-step explanation:

   answer is 1st options

   because aur sabhi options galat hai

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2. Answer:

   ii. x(x+1) +8= (x+2) (x-2)

   Step-by-step explanation:

   x^2 + ×+8=x^2 – 4

   cancel x^2 from both sides

   x+8= -4

   therefore it is not a quadratic equation

   Reply