25-10-2019
Mathematics

contestada

find the square of the imaginary number 2i

Respuesta :

devishri1977 devishri1977

25-10-2019

Answer:

-4

Step-by-step explanation:

(2i)² = 2²*i² = 4 * -1 = -4

Answer Link

Otras preguntas

What is 4/5 equal to?

which of the following is a solution to the equation 16=4x - 4 ? a. -5 b. -4 c. 5 d. 16

why do you think people choose to settle in area with abundant natural resources

transcendentalist,authors,and writer emphasized two main ideas in their work,What were those ideas?

1.) Divide $80 among three people so that the second will have twice as much as the first, and the third will have $5 less than the second. 2.) Justin has $50,

you are traveling in a car that is moving at a velocity of 20 m/s. suddenly a car 10 meters in front of you slams on its brakes. at the moment you also slam on

divide the difference between 2400 and 900 by 3

2x (z-1) + 8x helpppp

three friends share a pizza divided into eighths if each person eats one slice how many more slices must be eaten so that one half of the pieces remains

Find the area of the figure. Assume the figure is made up of triangles. A. 98 cm² B. 147 cm² C. 196 cm² D. 294 cm²