rickeyjones951 rickeyjones951
  • 02-12-2020
  • Mathematics
contestada

Which expression is equivalent to 4+5i•(2-7i)?

Respuesta :

Abu99
Abu99 Abu99
  • 02-12-2020

Answer:

(4 + 5i)(2 - 7i) = 8 - 28i + 10i + 35

= 43 - 18i

4 + 5i(2 - 7i) = 4 + 10i + 35

= 39 + 10i

Answer Link

Otras preguntas

what allowed the fatimids to become more powerful than the abbasids?
Define wheel and axle 4 example of wheel and axle​
ANSWER THIS ASAP NO WRONG ANSWERS
How effective do you think ads are in facilitating need recognition? Explain.
Please Help need this ASAP!! The first and correct answer will be marked Brinlest!! A line of best fit goes through the points (5, 21) and (11, 3). What is the
(Figure 1) shows the angular-velocity-versus-time graph for a particle moving in a circle. How many revolutions does the object make during the first 4 s?
For the given kite, find x. Show all the work
Calculate the VAT amount that is included in the R93,57 monthly flat rate for the UNMETERED residential area
What are the parts and functions of the human brain
if alpha beta are the roots of the equation 2 x square - 6 x + 5 is equal to 0 find the equation whose roots are alpha / beta and beta/alpha​