[" 1.sake "],[" (i) "2-(3)/(5)]

Evaluate : (i) (2x - (3)/(5) ) (2x + (3)/(5) )

(3+5i)/(2-3i)

Evaluate (4+5i)(2-3i)

(-2-i5)(3-i6)

Find the modulus of the following using the property of modulus (3+2i)/(2-5i) + (3-2i)/(2+5i)

Prove that: (i) [((3+2i)/(2-5i))+((3-2i)/(2+5i))] is rational (ii) [((2-3i)/(3-4i))((2+3i)/(3+4i))] is real.

Prove that : [((3+2i)/(2-5i))+((3-2i)/(2+5i))] is rational .

Prove that [((3+2i)/(2-5i))+ ((3-2i)/(2+5i))] is rational

Find the square roots of : ((2+3i)/(5-4i)+(2-3i)/(5+4i)) .

Find the square roots of : ((2+3i)/(5-4i)+(2-3i)/(5+4i)) .