Q. 24.1( 46 Votes )

# Which of the foll

Answer :

(i) The given equation is

It can be written as

Therefore, this equation is of the form where a,b,c are real numbers.

Here, a = 1 which is non-zero, b = -7 and c = 1

(ii) The given equation is

It can be written as

Therefore, this equation is not of the form where a,b,c are real numbers.

Here, the highest degree of x in the equation is 3.

So, it is not a quadratic equation

(iii) The given equation is

This equation is not of the form where a,b,c are real numbers.

So, it is not a quadratic equation.

(iv) The given equation is

It is not a quadratic equation as both the sides are same and not forming an equation.

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