" 11."4-3i

Let z=(11-3i)/(1+i) . If alpha is a real number such that z-ialpha is real, then the value of alpha is a)4 b)-4 c)7 d)-7

((4i^3-i)/(2i+1))^2 can be expressed in a+i b as 3+4i b. 3-4i c. 4+3i d. 4-3i

((4i^(3)-i)/(2i+1))^(2) can be expressed in a+ib as 3+4i b.3-4i c.4+3i d.4-3i

Let z=(11-3i)/(1+i) . If alpha is a real number such z-ialpha is real, then the value of alpha is

The minimum temperature (in ""^(@)C ) during the day at Delhi has been recorded for 30 days, as given below: 11.8, 11.6, 11.6, 11.4, 11.3, 11.4, 11.7, 11.7, 11.3, 11.4, 11.7, 11.7, 11.6, 11.3, 11.5, 11.8, 11.3, 11.3, 11.4, 11.5, 11.3, 11.5, 11.5, 11.8, 11.5, 11.4, 11.3, 11.6, 11.5 Construct a frequency table for the above data.

If alpha is a real number such that z-i(alpha) is real and z=frac{11-3i}{1+i} , then the value of alpha is

Show that the complex number ((4+3i)/(3 + 4i)) ((4 -3i)/(3-4i)) is purely real.

Show that the complex number ((4+3i)/(3 + 4i)) ((4 -3i)/(3-4i)) is purely real.

Solve the following: solve: (4i^8 - 3i^9 + 3) / (3i^11 - 4i^10 - 2)