The vector \[z=3-4i\] is turned anticlockwise through an angle of \[{{180}^{o}}\] and stretched 2.5 times. The complex number corresponding to the newly obtained vector is

The vector \[z=3-4i\] is turned anticlockwise through an angle of \[{{

1.	The vector \[z=3-4i\] is turned anticlockwise through an angle of \[{{180}^{o}}\] and stretched 2.5 times. The complex number corresponding to the newly obtained vector is
A.	\[\frac{15}{2}-10i\]
B.	\[\frac{-15}{2}+10i\]
C.	\[\frac{-15}{2}-10i\]
D.	None of these
Answer» C. \[\frac{-15}{2}-10i\]

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The vector \[z=3-4i\] is turned anticlockwise through an angle of \[{{180}^{o}}\] and stretched 2.5 times. The complex number corresponding to the newly obtained vector is

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