Home
Class 11
MATHS
The argument of -I is: (i) pi (ii) -pi (...

The argument of -I is: (i) `pi` (ii) `-pi` (iii) `-(pi)/2` (iv) `(pi)/2`

A

`pi`

B

`-pi`

C

`-(pi)/2`

D

`(pi)/2`

Text Solution

Verified by Experts

The correct Answer is:
C
Promotional Banner

Topper's Solved these Questions

  • MODEL TEST PAPER -4

    ICSE|Exercise SECTION -B|10 Videos
  • MODEL TEST PAPER -4

    ICSE|Exercise SECTION -C|10 Videos
  • MODEL TEST PAPER -3

    ICSE|Exercise Section B |7 Videos
  • MODEL TEST PAPER -5

    ICSE|Exercise SECTION -C|10 Videos

Similar Questions

Explore conceptually related problems

The argument of (1+i)/(1-i) is (i) 0 (ii) -(pi)/(2) (iii) (pi)/(2) (iv) pi

The argument of (1-i)/(1+i) is a. -pi/2 b. pi/2 c. (3pi)/2 d. (5pi)/2

The inclination of the line passing through the point (-3,6) and the mid-point of the line joining the points (4,-5) and (-2,9) is (i) (pi)/(2) (ii) (pi)/(6) (iii) (pi)/(3) (iv) (3pi)/(4)

If the middle term in the expansion of (1/x+xsinx)^(10) is equal to 7 7/8 , then the value of x is (i) 2npi+(pi)/6 (ii) npi+(pi)/6 (iii) npi+(-1)^(n)(pi)/6 (iv) npi+(-1)^(n)(pi)/3

If the equation x^2 +4x sintheta + tantheta=0\ (0 < theta < pi/2) has repeated roots, then theta equals (i) pi/12 (ii) pi/6 (iii) pi/12 or (5pi)/12 (iv) pi/6 or pi/12

If z=sqrt(3)-2+i , then principal value of argument z is (where i=sqrt(-1) (1) -(5pi)/(12) (2) pi/(12) (3) (7pi)/(12) (4) (5pi)/(12)

Lt_(x to (pi)/(2))(pi/2-x)tan x is equal to (i) 1 (ii) -1 (iii) (pi)/(2) (iv) (2)/(pi)

Find the degree measures corresponding to the following radian measures (use pi=(22)/7 ). (i) (11)/(16) (ii) 4 (iii) (5pi)/3 (iv) (7pi)/6

If A=[[cosalpha,-sinalpha],[sinalpha,cosalpha]] , then A+A^(prime)=I , if the value of alpha is (A) pi/6 (b) pi/3 (c) pi (d) (3pi)/2

The argument of the complex number (i/2-2/i) is equal to (a) pi/2 (b) pi/4 (c) pi/12 (d) (3pi)/4