The complex number `3+4i` is rotated about origin by an angle of `(pi)/(4)` and then stretched `2` -times. The complex number corresponding to new position is

Rotation OF complex number

Rotation OF complex number

The vector z=-4+5i is turned counter clockwise through an angle of 180^(@) and stretched 1.5 xx.The complex number corresponding to the newly obtained vector is

The point represented by the complex number (2 - i) is rotated about origin through an angle (pi)/(2) in the clockwise direction, the new position of point is (A) 1+2i (B) -1-2i (C) 2+i (D) -1+2i

Modulus of complex number 3i-4 is:

The point represented by the complex number 2+i rotated about the origin through an angle (pi)/(2) . The new position of the point is

The point represented by the complex number 2-i is rotated about origin through on angle pi/2 the clockwise direction, the new position of the point is