perla713 perla713
  • 04-03-2014
  • Mathematics
contestada

Simplify (7-5i)(-3+9i)-(5+6i)^2

Respuesta :

Mecka123
Mecka123 Mecka123
  • 04-03-2014
(-21 + 63i + 15i - 45i^2) - (25 + 60i + 36i^2) =

(-21 + 78i + 45) - (-11 + 60i) =

24 + 78i - 60i + 11 =

35 + 18i
Answer Link

Otras preguntas

what is 1.45 percent of 17,370.98
Following on the successful activism of Cesar Chavez, Mexican American youths began to refer to themselves as A. Los Hombres. B. Los Barrios. C. Chicanos. D.
What is 23 less than x?
What is the country that controlled Florida at one time?
On April 17, 1961, __________ was invaded at the Bay of Pigs by 1,400 anti-Castro refugees advised and armed by the U.S. Central Intelligence Agency (CIA), in h
where would the square root of 130 be located on the number line
Describe 5 ways to represent a function?
Which of the following are humans considered to be? Herbivores Carnivores Omnivores All of the above
solve the equation 1/2e=1/4
Explain - What are some ways gravity shapes Earths surface