Which of the following is a quadratic equation ? | Filo

Class 10

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Complex Number and Quadratic Equations

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Which of the following is a quadratic equation ?

1. =
Correct Answer: Option(d)
Solution: Part

In this, the maximum power of is .
So, it is not quadratic equation.

Part

So, it is not quadratic equation.

Part

In this, the maximum power of is .
So, it is not quadratic equation.

Part

In this, the maximum power of is .
So, it is quadratic equation.

Hence, this is the answer.
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