COMPLEX NUMBERS AND QUADRATIC EQUATIONS Set 3

1.

The solution set of the inequation

is

None of these NULL NULL NULL

2.

If

then

and

are respectively

None of these NULL NULL NULL

3.

The number of real solutions of the equation

is

2 4 6 None of these NULL NULL NULL

4.

Number of roots of the equation

is

One Two Infinite None of these NULL NULL NULL

5.

The smallest positive integer

for which

is

1 2 3 4 NULL NULL NULL

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