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 ( 74+ )
Otras preguntas
What motivated the South African government to end the apartheid system? o A. Great Britain threatened to invade the country unless apartheid laws were repealed
Andrew calculates that 40% of 50% of x is equal to 20% of 30% of y, where x ≠ 0. Which of the following is true?
Complete this sentence with a metaphor or simile: Standing up to an injustice is like...
How was the appointment of two Consuls during the Roman Republic an example of a democratic principle? One Consul represented patricians and one represented pl
WHAT ACTION DO WARM COLORS TAKE IN A PAINTING?
donde esta tu restaurante favorito mio restaurante favorito esta cerca de aqui mi resturante favorito es cerca de aqui mi restaurante favorito esta cerca de aqu
will any one become my girfiend
What is the quantity of atoms in KMnO4 ?
A whale is a mammal and a shark is a fish, but they have similar body plans. This is an example of _______.
which element has the lowest atomic mass in group 6A