For all `x > 0`, which of the following expressions is equivalent to `i/(sqrt(x) - i)`, where `i = sqrt(-1)`?

For all real number x and the imaginary number i, which of the following expressions is equivalent to (x - 3i)^(3) ?

If i=sqrt(-1) , which of the following is equivalent to (14)/(2-sqrt(10)i) ?

Which expression is equivalent to i+i^(99) where i=sqrt(-1) ?

Which of the following complex numbers is equivalent to (3-5i)/(8+2i) ? (Note: i=sqrt(-1) )

Which of the following is equivalent to (10-sqrt(-12))/(1-sqrt(-27)) ? (Note: i=sqrt(-1) )

Given that i = sqrt(-1), which of the following is equivalent to (6i^(2)-7i)+ (3+6i) ?

For i=sqrt(-1) , which of the following complex number is equivalent to (10i+4i^2)-(7-3i) ?

Which of the following is the correct simplification of the expression (2i -3) -(6+4i), where I = sqrt-1) ?