waza13 waza13
  • 24-09-2020
  • Mathematics
contestada

(4-5i)(-2+7i) what is the answer

Respuesta :

Аноним Аноним
  • 24-09-2020

Answer:

27 + 38 i

Explanation:

(4 - (5 * i)) * ((-2) + (7 * i)) =

Answer Link
Erhlhorm
Erhlhorm Erhlhorm
  • 24-09-2020

Answer:

[tex] - 35 {i}^{2} + 10i + 20[/tex]

Step-by-step explanation:

-8 + 28 + 10i - 35i^2

-35i^2 + 10i + 20

Answer Link

Otras preguntas

use partial quotient 28 divided by 514
What is 33/100 in decimal form?
What is the answer to r+3=2?
40 is 8% of what number?
Arrange the numbers in decreasing order, 8.508, 8.58, 7.5, 7.058
write the equation in slope-intercept form and find the slope
Whom did the Morrill Land Grant of 1862 most benefit?
What is the best estimate for the product 289 and 7?
use partial quotient 28 divided by 514
Do two negatives equal a positive