Find the following as a single complex number x+ iy =`(5+i9) (-3+ i4) `

Find the following as a single complex number x+ iy (sqrt(6)+i5)(sqrt(6)-i(1)/(5))

Find the modulus of the following complex number ( 3+ 4i) ( 1+ 5i)

Find the modulus of the following complex numbers (3 +2i) (5-4i)

Find the conjugates of the following complex number: 1/(3+5i)

Find the square root of the following complex numbers i

Find the conjugates of the following complex number: 4-5i

Find the multiplicative inverse of each of the following complex numbers when it exists. ((2 + 3i) (3 + 2i)i)/(5+ i)

Find the imaginary part of the complex number if z=( 2-i)(5+i)

Which of the following complex numbers is equal to (5 + 12i) − ( 9i^2 − 6i), for i = sqrt(−1) ?

Which of the following complex numbers is equivalent to (2+ I )/(3 + 5i) ?