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Qad Eq, P-1

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The roots of the equation ix²-4x - 4i = 0 are

-2i

-2i,-2i

2i, 2i

The Number which exceeds its positive square root by 12 is

None of these

The roots of the given equations (p-q)x²+ (q+r)x +(r-p)=0

p-q/r-p, 1

q-r/p-q, 1

r-p/p-q, 1

1, q-r/p-q

The number of real solutions of the equation |x|²- 3|x|+ 2 = 0 are

The equation e^x -x -1 =0

only one real root x = 0

atleast two real roots

exactly two real roots

infinitely many real roots

The number of solutions of

Both the roots of the given equations (x-a)(x-b) + (x-b)(x-c)+(x-c)(x-a) = 0

positive

negative

real

imaginary