sophia4maria61 sophia4maria61

13-09-2019
Mathematics

contestada

Pleaseeee helpppp thank you

Pleaseeee helpppp thank you class=

Respuesta :

Аноним Аноним

13-09-2019

When multiplying complex numbers, we follow the usual formula

[tex](a+b)(c+d)=ac+ad+bc+bd[/tex]

So, we have

[tex](5-2i)(3-4i)=15-20i-6i+8i^2 = 15-26i-8 = 7-26i[/tex]

Answer Link

Otras preguntas

A number added to itself twelve times is five more than twice the number. What is the number?

Factor the expression completely X^2-8x+16

Mike is three times as old as his little sister, Mary. In 4 years, he will be twice as old as Mary. How old is Mary?

If 3 cats catch 3 rats in 3 minutes, how many cats will catch 100 rats in 100 minutes?

Find the unknown side of the right triangle. Round to the nearest thousandths. One side is 9yd, the other side is 12 yd.

Find the perimeter of triangle ABC, with coordinates A(-3, 0), B(0, 4), and C(3, 0)

how to find the area of the 45-45-90 triangle with a hypotenuse of 24?

How do I factor this? X^2-12x+36

If 3 cats catch 3 rats in 3 minutes, how many cats will catch 100 rats in 100 minutes?

Find the dimensions of a rectangle whose perimeter is 26 meters and whose area is 40 square meters.