q4i4sph69g
q4i4sph69g q4i4sph69g
  • 30-10-2021
  • Mathematics
contestada


Write each expression in the form a + bi, where a and b are real numbers.

Write each expression in the form a bi where a and b are real numbers class=

Respuesta :

discipulus
discipulus discipulus
  • 30-10-2021

Answer:

[tex]a) \: 2. \sqrt{ - 4} = 2.2i = 4i = 0 + 4i \\ b) \: 3i.2i = 6 \sqrt{ - 1} \sqrt{ - 1} = - 6 + 0i \\c) \: {i}^{4} = \sqrt{ - 1} .\sqrt{ - 1} .\sqrt{ - 1} .\sqrt{ - 1} \\ = - 1 \times - 1 = 1 + 0i \\ d) \: 4 - 3 \sqrt{ - 1} = 4 - 3i[/tex]

Answer Link

Otras preguntas

The scatter plot shows a scuba diver's depth in the ocean. The equation of the trend link shown is y = -3.29x - 10. Predict what the diver's depth will be after
6x+7=3x+16 ? 5x-4=9x ? -54-8x=-2x ? 5+30=x+10 ? 8x-15x=-44-12 ? 7x-5=8x+24 ? 3x+1=12x+10 ? -8+10=-6x+6 ?
Why did armando have the idea that everyone in the bank was watching him? What was the truth
According to an accepted chemistry reference, the heat of vaporization of water is 540 calories per gram. A student determined in the laboratory that the heat o
PLEASE IM BEGGING HELP
What is the President’s role in the process of choosing and declaring the national artist?
Role of government in nation development .
F(x)=(x+7)^3 expand the function
Jorge decide comprar un pavo de 6y medio kilos si el kilo cuesta 39pesos y por promoción navideña al pagar en cajas se le aplica la promoción de un descuento de
Need help ASAP!! Find the hypotenuse of a right triangle given the legs 10 cm and 24 cm. A.) 6.4 cm B.) 26 cm C.) 21.8 cm D.) 18 cm