Q 1: In the complex number 5 + iÖ6, the real part is _____ Answer:

Q 2: Write the complex number z = (2+i)/(1+i)(1i2) in the x+iy form. Answer:

Q 3: (1i)(1+i6) = ________ Answer:

Q 4: In the solution of quadratic equation ax^{2} + bx + c = 0, b^{2}  4ac is called ___________. Answer:

Q 5: In the solution of quadratic equation ax^{2} + bx + c = 0, if b^{2}  4ac < 0 the solution is _______ number. Answer:

Q 6: Write the multiplicative inverse of i. (Include both real and imaginary parts in the answer) Answer:

Q 7: Difference of the complex numbers: z_{1>} = 3+i2, z_{2} = 13i Answer:

Q 8: i^{6} + i^{8} Answer:

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