jee-main 2019 Q62

jee-main · India · session2_09apr_shift2 Complex Numbers Arithmetic Identifying Real/Imaginary Parts or Components
Let $z \in C$ be such that $| z | < 1$. If $\omega = \frac { 5 + 3 z } { 5 ( 1 - z ) }$, then:
(1) $5 R e ( \omega ) > 1$
(2) $5 \operatorname { Im } ( \omega ) < 1$
(3) $5 R e ( \omega ) > 4$
(4) $4 \operatorname { Im } ( \omega ) > 5$
Let $z \in C$ be such that $| z | < 1$. If $\omega = \frac { 5 + 3 z } { 5 ( 1 - z ) }$, then:\\
(1) $5 R e ( \omega ) > 1$\\
(2) $5 \operatorname { Im } ( \omega ) < 1$\\
(3) $5 R e ( \omega ) > 4$\\
(4) $4 \operatorname { Im } ( \omega ) > 5$