pluto1800 pluto1800
  • 02-02-2021
  • Mathematics
contestada

(3+5i)(3-5i)
please show work!

Respuesta :

nlatkinson30 nlatkinson30
  • 02-02-2021

Answer:

34

Step-by-step explanation:

(3 + 5i)(3 - 5i) = 9 - 25i^2

because i^2 = -1    9 - 25i^2 = 9 - 25x-1 = 34

hope this helped

Answer Link

Otras preguntas

Al terminar de pintar la puerta de su recamara Gerardo observó que le quedaron 3/4 de litro de pintura, sí utilizó 5/8 de litro en pintar, ¿cuánta pintura ten
An archaeologist earns $9147 monthly. Determine the amount he is paid annually.
5. Why is it important that Toby stop Berlin's giggling?
Which of the following is a solution to the equation. X^2 x^2 -6x+5=0 A: -5 B: -1 C: =1/5 D: = 5
kinds of clothes we wear in summer and winter​
39300733000 in scientific notation​
can you determine the contents of the unlabeled jar through observation alone?
Two cruise ships left the same port. After two hours, Ship A is 30 miles west and 18 miles north of the port and Ship B is 10 miles west and 27 miles south of t
morgan bought a pair of shoes at a sale of 25% . if the amount she paid was $1000 , find the market price ?​
ok so I need help on this question. How would you evaluate this expression, -8x + 5 -2x - 4 + 5x when x=2. How would you write the expression in simplest form?