Q. 134.3( 61 Votes )

Find the multiplicative inverse of –i

Answer :

Multiplicative inverse of a number x is given by 1/x.

To Find: Multiplicative inverse of - i

Therefore, 


Multiplying and dividing the expression by i we get,


we know that, i2 = -1

Putting this value we get,



Hence, multiplicative inverse of - i is i.

Rate this question :

How useful is this solution?
We strive to provide quality solutions. Please rate us to serve you better.
Related Videos
Polar & Euler Form of Complex Numbers on Argand PlanePolar & Euler Form of Complex Numbers on Argand PlanePolar & Euler Form of Complex Numbers on Argand Plane32 mins
Interactive Quiz Time - Polar & Euler Form of complex numberInteractive Quiz Time - Polar & Euler Form of complex numberInteractive Quiz Time - Polar & Euler Form of complex number58 mins
Practice session | Argument of complex numbersPractice session | Argument of complex numbersPractice session | Argument of complex numbers61 mins
Modulus & Conjugate of Complex Number | Ready for a Quiz?Modulus & Conjugate of Complex Number | Ready for a Quiz?Modulus & Conjugate of Complex Number | Ready for a Quiz?48 mins
Questions on Modulus & Conjugate of Complex NumberQuestions on Modulus & Conjugate of Complex NumberQuestions on Modulus & Conjugate of Complex Number62 mins
Special Quiz on Argument of complex numbersSpecial Quiz on Argument of complex numbersSpecial Quiz on Argument of complex numbers56 mins
Polar & Euler Form of Complex Number on Argand PlanePolar & Euler Form of Complex Number on Argand PlanePolar & Euler Form of Complex Number on Argand Plane58 mins
Interactive Quiz on Quadratic EquationsInteractive Quiz on Quadratic EquationsInteractive Quiz on Quadratic Equations73 mins
Questions Based on Polar & Euler Form of Complex NumberQuestions Based on Polar & Euler Form of Complex NumberQuestions Based on Polar & Euler Form of Complex Number63 mins
Interactive Quiz on Quadratic Equations-02Interactive Quiz on Quadratic Equations-02Interactive Quiz on Quadratic Equations-0252 mins
Try our Mini CourseMaster Important Topics in 7 DaysLearn from IITians, NITians, Doctors & Academic Experts
Dedicated counsellor for each student
24X7 Doubt Resolution
Daily Report Card
Detailed Performance Evaluation
caricature
view all courses