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 ( 51+ )
Otras preguntas
. Greet the customer and thank them for contacting our company 2. Let the customer know their order has been delayed, as caused by a severe blizzard on the East
PLZ ANSWER THIS SCREENSHOT
The crew of a spaceship search for a missing shuttle craft for 1000 miles in every direction from their position how many cubic miles of space will search
HELP ASAP! Explain how meteorologists make weather predictions. Include at least two types of weather tools and how they help inform the predictions. Use comple
can someone help me?
The general’s claim he has one rather promising prospect for tomorrow’s hunt is an example of
The length of an earth year is based on earths?
in which group does each element have a total of four electrons in the outermost principal energy level
EXPLAIN HOW 28*4/7 IS CORRECT AND (28 / 7) x 4 IS NOT. I'M GIVING 100 POINTS AND I NEED ANSWERS
Mr jones is planning to pant grass and place afence in a small area for his dog. The rectagular dimension are 12×15 feet. The grass costs 50 cents per square fo