Question

e) Find the equation which is a linear equation in one variable i) z2 + 1 =0 ii) xyz - 1 =0 iii) x-1=0 iv) None of these (4M)​

Answer 1

Answer:

iii) x - 1 = 0

i) Option first has power two so it is a quadratic equation .

ii) Option second has 3 variable .

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Answer 2

Answer:

x-1=0 is linear equation in one variable

Step-by-step explanation:

First part has power 2 so it's quadratic

Second one has 3

Third Part is correct