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 ( 13+ )
Otras preguntas
is a perpendicular bisector of . What is true of any triangle created by points U, V, and any point on other than S? It will be a right triangle. It will be a
NEED HELP NOW 10 POINTS WILL MARK BRAINLIEST ANSWER 1 PHOTO BELOW!
The solution to 13x = 65 is x = ___. (Only input whole number)
Which statement about Egyptian, Greek, Roman, and Maya columns is true? A. They were made of a capital, pediment, and frieze. B. They were formed
Where was the sudetenland located? why was it important to hitler?
What is the name of the component that allows us to use electrical pulses in a computer?
complete these calculations using standard division algrorithim 4 dived by 6896
Classify the number as rational or irrational. Select Rational or Irrational for each number. Rational Irrational 0.15783456 −200−−−√ 419 0.23¯¯¯¯
Which is true for both photosynthesis and cellular respiration? a. They are simple chemical reactions. b. They are complex chemical reactions. c. They require l
The ____ civilization is the oldest known Mesoamerican civilization. a. Toltec c. Mayan b. Hopewell d. Olmec
