Complex Numbers And Quadratic Equations question 234
Question: The two numbers such that each one is square of the other, are [MP PET 1987]
Options:
A) $ \omega ,{{\omega }^{3}} $
B) $ -i,i $
C) $ -1,1 $
D) $ \omega ,{{\omega }^{2}} $
Show Answer
Answer:
Correct Answer: D
Solution:
Since $ {{(\omega )}^{2}}={{\omega }^{2}} $ and $ {{({{\omega }^{2}})}^{2}}={{\omega }^{4}}={{\omega }^{2}} {{\omega }^{2}}={{\omega }^{2}} $
BETA
