0220
0220
02-11-2016
Mathematics
contestada
simplify 5i × i × -2i = ??
Respuesta :
shannonmarie16
shannonmarie16
02-11-2016
5 i x i x - 2 i = 10 i
Answer Link
AL2006
AL2006
02-11-2016
i = √-1
i² = -1
i³ = -√-1 = -i
(5i) · (i) · (-2i)
= (5 · 1 · -2) i³
= -10 i³ =
10 i
Answer Link
VER TODAS LAS RESPUESTAS ( 32+ )
Otras preguntas
Life on the ranch. fragment simple sentence complex sentence
What does Buck often dream of as he sleeps by the campfire? A. John Thornton B. Judge Miller's home C. His fight with Spitz D. Primitive man
a car travels 350 miles on 20 gallons of gasoline. How many gallons will be used to tavel 875 miles under the same conditions?
Chintu and raven build a roccket, which moved from the earth to about 86m into the shy. It tales 3.7 seconds to reach the rocket highest point . what is his sp
A _____ change occurs when a substance changes phase
One paragraph about why school days should be shorter
Which of the following is not involved in neutralization? a. H3O+ ion b. OH- ion c. an acid and a base in an aqueous solution d. neutral compound.
What is the product of 713 and 82? A. 795 B. 8 r57 C. 631 D. 58,466
Give me two negative answers. How did hiring scholars hurt China?
Jason inherited a piece of land from his great-uncle. Owners in the area claim that there is a 45% chance that the land has oil. Jason decides to test the land