keniiie keniiie
  • 01-07-2018
  • Mathematics
contestada

help with this blank question

help with this blank question class=

Respuesta :

gmany
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

Otras preguntas

What is the length of AC 10 11 7 4
________ does not assert or deny the existence of any deity and is unconcerned with the supernatural.
which of the following statements about reading is true? A. You have to sort through material and evaluate what you need to know B. You should always read a tex
Mr. Nelson drove for 6 2/3 hours at an average of 57 mph. How far did he drive?
How many electrons in the same atom can share the quantum number n = 2? 2 6 8 10
Treatment Bacterial cultures (#/plate) Warm water 24 Hand sanitizer 28 Soap A 12 Soap B 13 In a recent experiment, anti-bacterial hand sanitizer was compare
Which of the following was a Progressive Era reform?        A. Allowing women to own land   B. Direct election of US Senators   C. Pushing for civil rights for
Samuel adds a teaspoon of salt to a glass of water. He notices that the salt disappears.whar kind of change has occured
What is the rate of enzymatic reaction
Who led his men on a march of looting and burning from atlanta to savannah to the sea?