keniiie
keniiie
01-07-2018
Mathematics
contestada
help with this blank question
Respuesta :
gmany
gmany
01-07-2018
[tex]i=\sqrt{-1}\to i^2=-1\\\\i^{15}=i^{1+14}=i^1\cdot i^{14}=i\cdot i^{2\cdot7}=i\cdot (i^2)^7=i\cdot(-1)^7=i\cdot(-1)=-i[/tex]
[tex]\text{Used:}\\\\a^n\cdot a^m=a^{n+m}\\\\(a^n)^m=a^{n\cdot m}[/tex]
Answer Link
VER TODAS LAS RESPUESTAS ( 29+ )
Otras preguntas
HELP ASAPPPP!!!BRAINLEST WILL BE GIVEN!!! ​
Animal-vehicle collisions can happen any time of the year, but_______ is the peak season for deer- car collisions. A. Autumn B. Spring C. Winter D. Summer
A person who makes their living through trade.
The fall of Roman began with poor leadership attacks by invaders and A declining economy Evil emperors Over abundance Earthquakes
choose the correct anwer 9: the range of the gravitional force is given by A: 10_2m B:10_15m C: infinite D: 10_10m​
3. A girl is running the 200 m dash. She starts by acceleration at 8m/s^2 for 7s. Then continues at this speed until the end of the race. How long did it take f
Can someone please help me with this question, I changed every thymine for uracil in my answer but it marked me wrong: If you have a "mini gene" with the seque
Can someone atleast tell me which line is which so I can color code please
Let /(20) = 3x - 1 and 9(9) 22 +3 and find g(/(x)) Select the correct response 9($(x)) = 5x + 2 9(f(x)) = 6x + 8 9(f(x)) = 6x + 1 9($(x)) = 5x - 4
Subtract the l.c.m 18,24 and 32 from 69​